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EC number: 218-638-5 | CAS number: 2210-25-5
- 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
Density
Administrative data
Link to relevant study record(s)
- Endpoint:
- relative density
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- The study was conducted between the 27 November 2017 and 29 November 2017.
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.3 (Relative Density)
- GLP compliance:
- yes (incl. QA statement)
- Type of method:
- pycnometer method
- Specific details on test material used for the study:
- Lot Number 2161004
Purity 99.41%
Description White to light yellow flakes, with characteristic odour
Expiry date 31/01/2018 - Key result
- Type:
- relative density
- Density:
- 0.987 other: dimensionless
- Temp.:
- 20 °C
- Conclusions:
- The relative density was found to be 0.987 at 20°C.
- Executive summary:
Particle Size Analysis using small volume (wet) module (SVM)
Average (µm)
Volume weighted mean
548.033
Median (d.50)
494.609
Mode
789.551
MMAD (Mass Median Aerodynamic Diameter)
491.383
10 % of material is <
30.759
50 % of material is <
494.609
90 % of material is <
1197.050
by volume of sample was seen to be < 10.00 µm
2.45 %
Manual sieve analysis indicated that 27.7 % by weight of the sample had a particle size of < 2000 µm. A subsequent laser diffraction analysis on the < 2000 µm sample produced the results above
A3 - Relative Density (D20 )
4
0.987 (mean of 2 runs) (987. kg.m-3 @ 20°C)
Reference
Determining the Density of the Immersion Liquid
Mass of Empty Pycnometer (g) |
24.07 |
Volume of Pycnometer (ml) |
25.3 |
Mass water & Pycnometer (g) |
49.34 |
Density of Water (g/cm3) (rW,t) |
0.998 |
Mass of IL & Pycnometer (g) |
48.44 |
Mass IL in Pycnometer (g) (m1) |
24.37 |
Calculated Density of IL (g/cm3) |
0.963 |
Density of IL (kg/m3) |
963 |
Determining the density of the sample
Run Number |
1 |
2 |
Mass of Empty Pycnometer (g) |
24.07 |
24.07 |
Mass of Sample & Pycnometer (g) |
31.33 |
31.76 |
Mass of Sample added to empty Pycnometer (g) ms |
7.25 |
7.69 |
Mass of Sample, Pycnometer & immersion liquid |
48.64 |
48.62 |
Mass of immersion liquid added (g) m2 |
17.31 |
16.85 |
Calculated Density of Sample (g/cm3) |
0.989 |
0.985 |
Density of Sample (kg/m3) |
989 |
985 |
Mean Result (kg.m-3) |
987 |
Mean Result :
Relative density: 0.987
Sample density: 987 kg.m-3 @ 20°C
Description of key information
Determining the density of the sample
Run Number |
1 |
2 |
Mass of Empty Pycnometer (g) |
24.07 |
24.07 |
Mass of Sample & Pycnometer (g) |
31.33 |
31.76 |
Mass of Sample added to empty Pycnometer (g) ms |
7.25 |
7.69 |
Mass of Sample, Pycnometer & immersion liquid |
48.64 |
48.62 |
Mass of immersion liquid added (g) m2 |
17.31 |
16.85 |
Calculated Density of Sample (g/cm3) |
0.989 |
0.985 |
Density of Sample (kg/m3) |
989 |
985 |
Mean Result (kg.m-3) |
987 |
Mean Result :
Relative density: 0.987
Sample density: 987 kg.m-3 @ 20°C
Key value for chemical safety assessment
- Relative density at 20C:
- 0.987
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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