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EC number: 215-168-2 | CAS number: 1309-37-1
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Identification
- Display Name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Type of Substance
- Composition:
- mono-constituent substance
- Origin:
- inorganic
Substance Identifiers open all close all
Compositions
Boundary Composition(s) open all close all
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- set of nanoforms
- Name of set of nanoforms:
- Nano - alpha Fe2O3
Shape
Shape descriptionopen allclose all
- Shape category:
- elongated
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Range:
- >= 5 - <= 40 nm
- Percentile:
- D50
- Range:
- >= 10 - <= 60 nm
- Percentile:
- D90
- Range:
- >= 15 - <= 80 nm
- Range of length:
- >= 14 - <= 240 nm
- Range of aspect ratio (:1):
- >= 3 - <= 6
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- > 4 - < 130 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- Does the set contain both treated and non-surface treated nanoforms?:
- no
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Cerac_diiron trioxide_nano_gamma Fe2O3
Shape
Shape descriptionopen allclose all
- Shape category:
- platelet
- Shape:
- other: hexagonal
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- other: equant shape
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- platelet
Percentileopen allclose all
- Percentile:
- D10
- Range:
- > 1 - <= 5 nm
- Percentile:
- D50
- Range:
- > 1 - <= 15 nm
- Percentile:
- D90
- Range:
- > 1 - < 35 nm
- Range of length:
- >= 21 - <= 100 nm
- Range of lateral dimension 1:
- > 21 - < 100 nm
- Range of lateral dimension 2:
- > 1 - < 5 nm
- Range of aspect ratio (:1):
- >= 4 - <= 10
- Additional information:
- Particles can not be separated for detailed characterisation of each shape
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Range:
- > 1 - <= 5 nm
- Percentile:
- D50
- Range:
- > 1 - <= 15 nm
- Percentile:
- D90
- Range:
- > 1 - <= 35 nm
- Range of length:
- >= 10 - <= 20 nm
- Range of lateral dimension 1:
- >= 10 - <= 20 nm
- Range of lateral dimension 2:
- >= 10 - <= 20 nm
- Range of aspect ratio (:1):
- >= 0.9 - <= 1.1
- Additional information:
- Particles can not be separated for detailed characterisation of each shape
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structuresopen allclose all
- Structure:
- crystalline
- Name:
- Hematite, alpha-Fe2O3
- Pure structure:
- no
- Range:
- >= 0 - < 3.8 %
- Structure:
- crystalline
- Name:
- Maghemite, gamma-Fe2O3
- Pure structure:
- no
- Range:
- > 96.2 - <= 100 %
Specific surface area
- Range of specific surface area:
- ca. 30 - ca. 60 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Diiron trioxide -Nano - alpha Fe2O3 _ AR<5
Shape
Shape descriptionopen allclose all
- Shape category:
- elongated
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Range:
- >= 5 - <= 50 nm
- Percentile:
- D50
- Range:
- >= 10 - <= 100 nm
- Percentile:
- D90
- Range:
- >= 15 - <= 110 nm
- Range of length:
- >= 10 - <= 150 nm
- Range of aspect ratio (:1):
- >= 1 - <= 5
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- > 5 - < 300 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Legal Entity Composition(s) open all close all
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Diiron trioxide - LE_Nano_alpha-Fe2O3_AR<5
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorph (spheres/cubes/globular)
- Pure shape:
- no
- Typical composition:
- ca. 99 %
- Range:
- > 95 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
- Remarks:
- The shapes in the shape category "spheroidal" are considered as polymorph shapes (spheres/cubes/globular).
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 45 nm
- Range:
- >= 41 - <= 60 nm
- Percentile:
- D50
- Typical value:
- ca. 94 nm
- Range:
- >= 82 - <= 100 nm
- Percentile:
- D90
- Typical value:
- ca. 200 nm
- Range:
- >= 160 - <= 250 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 58 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 15 m²/g
- Range of specific surface area:
- >= 10 - <= 20 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Cerac_diiron trioxide_nano_gamma Fe2O3
Shape
Shape descriptionopen allclose all
- Shape category:
- platelet
- Shape:
- other: hexagonal
- Pure shape:
- no
- Typical composition:
- ca. 35 %
- Range:
- >= 30 - <= 60 %
- Shape category:
- spheroidal
- Shape:
- other: equant shape
- Pure shape:
- no
- Typical composition:
- ca. 65 %
- Range:
- >= 40 - <= 70 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- platelet
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- 5 nm
- Range:
- > 1 - <= 5 nm
- Percentile:
- D50
- Typical value:
- 15 nm
- Range:
- > 1 - <= 15 nm
- Percentile:
- D90
- Typical value:
- 34 nm
- Range:
- > 1 - < 35 nm
- Range of length:
- >= 21 - <= 100 nm
- Range of lateral dimension 1:
- > 21 - < 100 nm
- Range of lateral dimension 2:
- > 1 - < 5 nm
- Typical aspect ratio (:1):
- 4 :1
- Range of aspect ratio (:1):
- >= 4 - <= 10
- Additional information:
- Particles can not be separated for detailed characterisation of each shape
- Fraction of constituent particles in the size range 1-100 nm:
- ca. 100 - <= 100 %
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 5 nm
- Range:
- > 1 - <= 5 nm
- Percentile:
- D50
- Typical value:
- ca. 15 nm
- Range:
- > 1 - <= 15 nm
- Percentile:
- D90
- Typical value:
- ca. 34 nm
- Range:
- > 1 - <= 35 nm
- Typical length:
- 10 nm
- Range of length:
- >= 10 - <= 20 nm
- Typical lateral dimension 1:
- 10 nm
- Range of lateral dimension 1:
- >= 10 - <= 20 nm
- Typical lateral dimension 2:
- 10 nm
- Range of lateral dimension 2:
- >= 10 - <= 20 nm
- Typical aspect ratio (:1):
- 1 :1
- Range of aspect ratio (:1):
- >= 0.9 - <= 1.1
- Additional information:
- Particles can not be separated for detailed characterisation of each shape
- Fraction of constituent particles in the size range 1-100 nm:
- ca. 100 - <= 100 %
Crystallinity
Structuresopen allclose all
- Structure:
- crystalline
- Name:
- Hematite, alpha-Fe2O3
- Pure structure:
- no
- Typical composition:
- ca. 1.9 %
- Range:
- >= 0 - < 3.8 %
- Structure:
- crystalline
- Name:
- Maghemite, gamma-Fe2O3
- Pure structure:
- no
- Typical composition:
- 98.1 %
- Range:
- > 96.2 - <= 100 %
Specific surface area
- Typical specific surface area:
- ca. 33.1 m²/g
- Range of specific surface area:
- ca. 30 - ca. 60 m²/g
- Typical volume specific surface area:
- 6.95 m²/cm³
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Hematite (Fe2O3)
- EC Number:
- 215-275-4
- EC Name:
- Hematite (Fe2O3)
- CAS Number:
- 1317-60-8
- Molecular formula:
- Fe2O3
- IUPAC Name:
- iron(3+);oxygen(2-)
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- This nanoform is covered by a registration:
- no
- Name of nanoform:
- Nano_alpha-Fe2O3
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- yes
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 43 nm
- Range:
- >= 31 - <= 55 nm
- Percentile:
- D50
- Typical value:
- ca. 102 nm
- Range:
- >= 73 - <= 131 nm
- Percentile:
- D90
- Typical value:
- ca. 232 nm
- Range:
- >= 173 - <= 291 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 34.7 - <= 59.2 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- Hematite α-Fe2O3
- Pure structure:
- yes
- Crystal system:
- trigonal
Specific surface area
- Typical specific surface area:
- ca. 4 m²/g
- Range of specific surface area:
- >= 3 - <= 6 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- This nanoform is covered by a registration:
- yes
- Name of nanoform:
- Pigment Red 101_Nanoform_Spheroidal
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- no
- Typical composition:
- ca. 99 %
- Range:
- ca. 60 - < 100 %
- Shape category:
- elongated
- Shape:
- rod
- Pure shape:
- no
- Typical composition:
- ca. 1 %
- Range:
- ca. 0 - <= 40 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 50 nm
- Range:
- >= 10 - <= 80 nm
- Percentile:
- D50
- Typical value:
- ca. 71 nm
- Range:
- >= 20 - <= 100 nm
- Percentile:
- D90
- Typical value:
- ca. 94 nm
- Range:
- >= 50 - <= 120 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 80 - <= 100 %
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 44 nm
- Range:
- >= 1 - <= 70 nm
- Percentile:
- D50
- Typical value:
- ca. 44 nm
- Range:
- >= 1 - <= 70 nm
- Percentile:
- D90
- Typical value:
- ca. 44 nm
- Range:
- >= 1 - <= 70 nm
- Typical length:
- ca. 152 nm
- Range of length:
- >= 70 - <= 200 nm
- Typical aspect ratio (:1):
- ca. 3.4 :1
- Range of aspect ratio (:1):
- >= 3 - <= 4
- Fraction of constituent particles in the size range 1-100 nm:
- >= 70 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- Pigment Red 101
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 10.5 m²/g
- Range of specific surface area:
- > 1 - <= 120 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Pigment Red 101_Nanoform_Elongated
Shape
Shape description
- Shape category:
- elongated
- Shape:
- rod
- Pure shape:
- yes
- Typical composition:
- ca. 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 9.5 nm
- Range:
- >= 1 - <= 40 nm
- Percentile:
- D50
- Typical value:
- ca. 15.1 nm
- Range:
- >= 5 - <= 60 nm
- Percentile:
- D90
- Typical value:
- ca. 20.9 nm
- Range:
- >= 10 - <= 80 nm
- Typical length:
- ca. 64.4 nm
- Range of length:
- >= 5 - <= 160 nm
- Typical aspect ratio (:1):
- ca. 4.2 :1
- Range of aspect ratio (:1):
- >= 3 - <= 5
- Fraction of constituent particles in the size range 1-100 nm:
- >= 95 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- Pigment Red 101
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 94.8 m²/g
- Range of specific surface area:
- >= 30 - <= 120 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Alpha-Fe2O3
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- yes
- Range:
- >= 0 - <= 100 %
- Shape category:
- elongated
- Shape:
- other: polymorph
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Range:
- >= 5 - <= 50 nm
- Percentile:
- D50
- Range:
- >= 10 - <= 100 nm
- Percentile:
- D90
- Range:
- >= 15 - <= 110 nm
- Range of length:
- >= 10 - <= 150 nm
- Range of aspect ratio (:1):
- >= 1 - <= 5
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- > 5 - < 380 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Diiron trioxide -Nano Set - alpha Fe2O3
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: Polymorph (spheres/cubes/globular/rods)
- Pure shape:
- yes
- Range:
- >= 0 - <= 100
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D50
- Range:
- > 50 - < 100 nm
- Percentile:
- D90
- Range:
- > 70 - < 200 nm
- Percentile:
- D10
- Range:
- > 30 - < 90 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha Fe2O3 (hematite)
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- > 5 - < 380 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Diiron trioxide -Nano - alpha Fe2O3 _ AR<5
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- no
- Typical composition:
- ca. 100 %
- Range:
- > 80 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 20 nm
- Range:
- >= 10 - <= 30 nm
- Percentile:
- D50
- Typical value:
- ca. 78 nm
- Range:
- >= 68 - <= 88 nm
- Percentile:
- D90
- Typical value:
- ca. 166 nm
- Range:
- >= 156 - <= 176 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
- Typical composition:
- 97 %
- Range:
- >= 95 - <= 100 %
- Description:
- Quantitative XRD analysis has shown that the substance is composed of 97% hematite and 3% chlorite.
Specific surface area
- Typical specific surface area:
- ca. 6.1 m²/g
- Range of specific surface area:
- >= 5 - <= 7 m²/g
- Typical volume specific surface area:
- ca. 30 m²/cm³
- Range of volume specific surface area:
- >= 20 - <= 40 m²/cm³
- Skeletal density:
- >= 4 - <= 6 g/cm³
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Diiron trioxide - Nano - alpha Fe2O3
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- yes
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- 70 nm
- Range:
- > 5 - < 90 nm
- Percentile:
- D50
- Typical value:
- 60 nm
- Range:
- > 10 - < 100 nm
- Percentile:
- D90
- Typical value:
- 90 nm
- Range:
- > 20 - < 200 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 14 m²/g
- Range of specific surface area:
- >= 5 - <= 300 m²/g
- Skeletal density:
- ca. 4.99 g/cm³
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- NANO-Red
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- yes
- Typical composition:
- ca. 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D50
- Typical value:
- ca. 80 nm
- Range:
- >= 70 - <= 105 nm
- Percentile:
- D90
- Typical value:
- >= 120 nm
- Range:
- >= 100 - <= 150 nm
- Percentile:
- D10
- Typical value:
- >= 50 nm
- Range:
- >= 40 - <= 65 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 70 - <= 82 %
Crystallinity
Structuresopen allclose all
- Structure:
- crystalline
- Name:
- Hematite (α-Fe2O3)
- Pure structure:
- yes
- Typical composition:
- ca. 79.1 %
- Range:
- >= 70 - <= 90 %
- Crystal system:
- trigonal
- Structure:
- amorphous
- Pure structure:
- yes
- Typical composition:
- >= 21 %
- Range:
- >= 10 - <= 30 %
Specific surface area
- Typical specific surface area:
- ca. 14.2 m²/g
- Range of specific surface area:
- >= 13.96 - <= 14.34 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Diiron trioxide -Nano - alpha Fe2O3 _ AR<5
Shape
Shape descriptionopen allclose all
- Shape category:
- elongated
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- other: polymorph (spheres/cubes/globular/rods)
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 16 nm
- Range:
- >= 5 - <= 50 nm
- Percentile:
- D50
- Typical value:
- ca. 21 nm
- Range:
- >= 10 - <= 100 nm
- Percentile:
- D90
- Typical value:
- ca. 27 nm
- Range:
- >= 15 - <= 110 nm
- Range of length:
- >= 10 - <= 150 nm
- Range of aspect ratio (:1):
- >= 1 - <= 5
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 12 nm
- Range:
- > 5 - < 90 nm
- Percentile:
- D50
- Typical value:
- ca. 16 nm
- Range:
- > 10 - < 100 nm
- Percentile:
- D90
- Typical value:
- ca. 27 nm
- Range:
- > 20 - < 200 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 120 m²/g
- Range of specific surface area:
- > 5 - < 300 m²/g
- Skeletal density:
- ca. 4.3 g/cm³
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Nano_alpha-Fe2O3_AR<5
Shape
Shape descriptionopen allclose all
- Shape category:
- elongated
- Shape:
- other: polymorph (speres/cubes/globular/rods)
- Pure shape:
- no
- Typical composition:
- ca. 2 %
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- other: polymorph (speres/cubes/globular/rods)
- Pure shape:
- no
- Typical composition:
- ca. 98 %
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and rangeopen allclose all
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 60 nm
- Range:
- > 5 - < 90 nm
- Percentile:
- D50
- Typical value:
- ca. 90 nm
- Range:
- > 10 - < 100 nm
- Percentile:
- D90
- Typical value:
- ca. 130 nm
- Range:
- > 20 - < 200 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- 30 nm
- Range:
- >= 5 - <= 50 nm
- Percentile:
- D50
- Typical value:
- 45 nm
- Range:
- >= 10 - <= 100 nm
- Percentile:
- D90
- Typical value:
- ca. 105 nm
- Range:
- >= 15 - <= 110 nm
- Range of length:
- >= 10 - <= 150 nm
- Typical aspect ratio (:1):
- ca. 4.5 :1
- Range of aspect ratio (:1):
- >= 1 - <= 5
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- alpha-Fe2O3 (Hematite)
- Pure structure:
- yes
- Typical composition:
- ca. 99 %
- Range:
- >= 98 - ca. 100 %
- Crystal system:
- trigonal
Specific surface area
- Typical specific surface area:
- ca. 10 m²/g
- Range of specific surface area:
- > 5 - <= 380 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D50
- Typical value:
- ca. 85 other: nm
- Range:
- > 57 - < 113 other: nm
- Percentile:
- D10
- Typical value:
- ca. 0.68 other: μm
- Range:
- > 0.68 - < 0.68 other: μm
- Percentile:
- D90
- Typical value:
- ca. 10.93 other: μm
- Range:
- > 10.75 - < 11.24 other: μm
- Percentile:
- D50
- Typical value:
- ca. 1.96 other: μm
- Range:
- > 1.9 - < 2.01 other: μm
- Fraction of constituent particles in the size range 1-100 nm:
- > 50 - <= 72.25 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- Amorphous
- Pure structure:
- yes
- Typical composition:
- ca. 100 %
- Range:
- > 80 - <= 100 %
- Crystal system:
- hexagonal
- Description:
- The EDXS demonstrates that the nanoparticles are composed only of Fe and O, i.e.
formation of Fe oxide nanoparticles (Figure 4.5-a + 4.5-b). This validates the origin of
the investigated particles
Specific surface area
- Typical specific surface area:
- 10.3 m²/g
- Range of specific surface area:
- >= 10.3 - < 10.3 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorphus/globular
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.027 μm
- Range:
- >= 0.011 - <= 0.043 μm
- Percentile:
- D50
- Typical value:
- ca. 0.062 μm
- Range:
- >= 0.024 - <= 0.089 μm
- Percentile:
- D90
- Typical value:
- >= 0.135 μm
- Range:
- >= 0.097 - <= 0.199 μm
- Typical length:
- ca.
- Range of length:
- >= <=
- Typical aspect ratio (:1):
- ca. 1.8 :1
- Range of aspect ratio (:1):
- >= 1.4 - <= 3
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- diiron trioxide
- Pure structure:
- yes
- Typical composition:
- ca. 98 %
- Range:
- >= 92 - ca. 99 %
Specific surface area
- Typical specific surface area:
- ca. 13 m²/g
- Range of specific surface area:
- >= 10.4 - <= 18.3 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- Does the set contain both treated and non-surface treated nanoforms?:
- yes
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorphus/globular
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.008 μm
- Range:
- >= 0.006 - <= 0.01 μm
- Percentile:
- D50
- Typical value:
- ca. 0.013 μm
- Range:
- >= 0.01 - <= 0.016 μm
- Percentile:
- D90
- Typical value:
- >= 0.021 μm
- Range:
- >= 0.018 - <= 0.025 μm
- Typical length:
- ca.
- Range of length:
- >= <=
- Typical aspect ratio (:1):
- ca. 2.9 :1
- Range of aspect ratio (:1):
- >= 1.9 - <= 3.8
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- diiron trioxide
- Pure structure:
- yes
- Typical composition:
- ca. 98 %
- Range:
- >= 92 - ca. 99 %
Specific surface area
- Typical specific surface area:
- ca. 91.45 m²/g
- Range of specific surface area:
- >= 79.9 - <= 103 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- Does the set contain both treated and non-surface treated nanoforms?:
- yes
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorphus/globular
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.02 μm
- Range:
- >= 0.01 - <= 0.026 μm
- Percentile:
- D50
- Typical value:
- ca. 0.039 μm
- Range:
- >= 0.022 - <= 0.056 μm
- Percentile:
- D90
- Typical value:
- >= 0.091 μm
- Range:
- >= 0.06 - <= 0.123 μm
- Typical length:
- ca.
- Range of length:
- >= <=
- Typical aspect ratio (:1):
- ca. 2.8 :1
- Range of aspect ratio (:1):
- >= 2.1 - <= 5.7
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- diiron trioxide
- Pure structure:
- yes
- Typical composition:
- ca. 98 %
- Range:
- >= 92 - ca. 99 %
Specific surface area
- Typical specific surface area:
- ca. 17.9 m²/g
- Range of specific surface area:
- >= 12.7 - <= 23.2 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- yes
- Does the set contain both treated and non-surface treated nanoforms?:
- yes
Surface treatments
- Surface treatment name:
- Surface Treatment Nanoform 1.3
Surface treatment
- Order:
- #1
- External layer:
- hydrophilic
- Description:
- addition sodium silicate in the water slurry with the pigment, and precipitation with sulphuric acid
Surface functionalisation: Silica - Molar Ratio:0.011:1 - Percentage of coverage of particle surface, %:
- 100
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorphus/globular
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.047 μm
- Range:
- >= 0.047 - <= 0.047 μm
- Percentile:
- D50
- Typical value:
- ca. 0.101 μm
- Range:
- >= 0.101 - <= 0.101 μm
- Percentile:
- D90
- Typical value:
- >= 0.151 μm
- Range:
- >= 0.151 - <= 0.151 μm
- Typical length:
- ca.
- Range of length:
- >= <=
- Typical aspect ratio (:1):
- ca. 1.4 :1
- Range of aspect ratio (:1):
- >= 1.4 - <= 1.4
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- diiron trioxide
- Pure structure:
- yes
- Typical composition:
- ca. 98 %
- Range:
- >= 92 - ca. 99 %
Specific surface area
- Typical specific surface area:
- ca. 12.1 m²/g
- Range of specific surface area:
- >= 12.1 - <= 12.1 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- yes
- Does the set contain both treated and non-surface treated nanoforms?:
- yes
Surface treatments
- Surface treatment name:
- Surface Treatment Nanoform 1.4
Surface treatment
- Order:
- #1
- External layer:
- hydrophilic
- Description:
- Addition sodium polyacrylate into the water slurry with the pigment, followed by drying.
- Percentage of coverage of particle surface, %:
- 100
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorphus/globular
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.027 μm
- Range:
- >= 0.027 - <= 0.027 μm
- Percentile:
- D50
- Typical value:
- ca. 0.074 μm
- Range:
- >= 0.074 - <= 0.074 μm
- Percentile:
- D90
- Typical value:
- >= 0.144 μm
- Range:
- >= 0.144 - <= 0.144 μm
- Typical length:
- ca.
- Range of length:
- >= <=
- Typical aspect ratio (:1):
- ca. 2.8 :1
- Range of aspect ratio (:1):
- >= 2.1 - <= 5.7
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- diiron trioxide
- Pure structure:
- yes
- Typical composition:
- ca. 98 %
- Range:
- >= 92 - ca. 99 %
Specific surface area
- Typical specific surface area:
- ca. 14.5 m²/g
- Range of specific surface area:
- >= 12.8 - <= 17.6 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- yes
- Does the set contain both treated and non-surface treated nanoforms?:
- yes
Surface treatments
- Surface treatment name:
- Surface Treatment Nanoform 1.5
Surface treatmentopen allclose all
- Order:
- #2
- Order:
- #1
- External layer:
- hydrophilic
- Description:
- Addition of sodium silicate and sodium aluminate in the water slurry with the pigment followed by precipitation with sulphuric acid.
Surface functionalisation: Silica - Molar Ratio:0.00392:1, Alumina - Molar Ratio: 0.00048:1 - Percentage of coverage of particle surface, %:
- 100
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: polymorphus/globular
- Pure shape:
- yes
- Typical composition:
- 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.009 μm
- Range:
- >= 0.009 - <= 0.009 μm
- Percentile:
- D50
- Typical value:
- ca. 0.015 μm
- Range:
- >= 0.015 - <= 0.015 μm
- Percentile:
- D90
- Typical value:
- >= 0.026 μm
- Range:
- >= 0.026 - <= 0.026 μm
- Typical length:
- ca.
- Range of length:
- >= <=
- Typical aspect ratio (:1):
- ca. 2.8 :1
- Range of aspect ratio (:1):
- >= 2.1 - <= 5.7
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- diiron trioxide
- Pure structure:
- yes
- Typical composition:
- ca. 98 %
- Range:
- >= 92 - ca. 99 %
Specific surface area
- Typical specific surface area:
- ca. 89.15 m²/g
- Range of specific surface area:
- >= 87.5 - <= 90.8 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- yes
- Does the set contain both treated and non-surface treated nanoforms?:
- yes
Surface treatments
- Surface treatment name:
- Surface Treatment Nanoform 1.6
Surface treatment
- Order:
- #1
- External layer:
- hydrophilic
- Description:
- Addition of sodium pyrophosphate into the water slurry with the pigment followed by filtration and drying
Surface functionalisation: Phosphate - Molar Ratio:0.0033:1 - Percentage of coverage of particle surface, %:
- 100
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- other: globular
- Pure shape:
- yes
- Typical composition:
- ca. 100 %
- Range:
- ca. 100 - ca. 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 37 nm
- Range:
- > 23 - < 56 nm
- Percentile:
- D50
- Typical value:
- ca. 80 nm
- Range:
- > 57 - < 101 nm
- Percentile:
- D90
- Typical value:
- ca. 145 nm
- Range:
- > 121 - < 176 nm
- Typical length:
- ca. 107 nm
- Range of length:
- > 80 - < 130 nm
- Typical aspect ratio (:1):
- ca. 1.3 :1
- Range of aspect ratio (:1):
- >= 1.25 - <= 1.4
- Fraction of constituent particles in the size range 1-100 nm:
- > 50 - < 80 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- hematite
- Pure structure:
- yes
- Typical composition:
- ca. 100 %
- Range:
- ca. 100 - ca. 100 %
- Crystal system:
- trigonal
- Bravais lattice:
- primitive trigonal
Specific surface area
- Typical specific surface area:
- ca. 15 m²/g
- Range of specific surface area:
- > 10 - < 20 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- Does the set contain both treated and non-surface treated nanoforms?:
- no
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
Particle size distribution and range
Particle size distribution and range
- Range of length:
- ca. 70 nm
Specific surface area
- Range of specific surface area:
- 13 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
Particle size distribution and range
Particle size distribution and range
- Range of length:
- >= 31 - <= 40 nm
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
Particle size distribution and range
Particle size distribution and range
- Range of length:
- ca. 92 nm
Specific surface area
- Range of specific surface area:
- 13 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
Specific surface area
- Range of specific surface area:
- >= 37 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Characterisation of nanoforms
Particle size distribution and range
Particle size distribution and range
- Range of length:
- ca. 400 nm
- Range of lateral dimension 1:
- ca. 60 nm
Specific surface area
- Range of specific surface area:
- 26.5 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- other: Solid
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Impurity
Impurity |
- State Form:
- solid: bulk
- Degree of purity:
- >= 90 - <= 100 % (w/w)
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Impurity 1
- Reference substance name:
- Manganese dioxide
- EC Number:
- 215-202-6
- EC Name:
- Manganese dioxide
- CAS Number:
- 1313-13-9
- Molecular formula:
- MnO2
Impurity 2
- Reference substance name:
- Zinc oxide
- EC Number:
- 215-222-5
- EC Name:
- Zinc oxide
- CAS Number:
- 1314-13-2
- Molecular formula:
- OZn
- IUPAC Name:
- oxozinc
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Constituent 1
- Reference substance name:
- Diiron trioxide
- EC Number:
- 215-168-2
- EC Name:
- Diiron trioxide
- CAS Number:
- 1309-37-1
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron(3+) trioxidandiide
Composition(s) generated upon use
Other types of composition(s)
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Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.