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EC number: 234-361-2 | CAS number: 11118-57-3
- 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
Short-term toxicity to aquatic invertebrates
Administrative data
- Endpoint:
- short-term toxicity to aquatic invertebrates
- Type of information:
- migrated information: read-across from supporting substance (structural analogue or surrogate)
- Adequacy of study:
- key study
- Study period:
- 30. September - 24. October 2008
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: GLP - guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 008
- Report date:
- 2008
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
- Version / remarks:
- EU Method C.2 (Acute Toxicity for Daphnia)
- Deviations:
- yes
- Remarks:
- The temperature in the main study lay in a range of 23.7 to 24.3 °C and therefore higher than stated in the guidelines. The temperature in the reference study lay in a range of 24.3 – 24.6°C and therefore higher than stated in the guidelines.
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- Landesamt für Umwelt, Wasserwirtschaft und Gewerbeaufsicht, Mainz, Rheinland-Pfalz
Test material
- Reference substance name:
- Chromium triacetate
- EC Number:
- 213-909-4
- EC Name:
- Chromium triacetate
- Cas Number:
- 1066-30-4
- IUPAC Name:
- chromium(3+) triacetate
- Details on test material:
- - Name of test material (as cited in study report): Chromium(III)acetate
- Substance type: yellow-greenish powder
- Physical state: solid
- Analytical purity: > 95%
- Lot/batch No.: 1000141379
- Expiration date of the lot/batch:
- Storage condition of test material: room temperature 20 ± 5°C, dry, in closed glass vessel
Constituent 1
Sampling and analysis
- Analytical monitoring:
- yes
- Details on sampling:
- - Sampling method: taken at the start and the end of experiment
- Sample storage conditions before analysis: stored at -20 °C
Test solutions
- Vehicle:
- no
- Details on test solutions:
- PREPARATION AND APPLICATION OF TEST SOLUTION (especially for difficult test substances)
- solution 100 mg/L test item in dilution water was prepared
Test organisms
- Test organisms (species):
- Daphnia magna
- Details on test organisms:
- TEST ORGANISM
- Common name: water flee
- Strain: Berlin
- sex: female
- Source: Umweltbundesamt, arrival at 27. Sept. 2007
- Age at study initiation (mean and range, SD): 0 - 24 hours
- Method of breeding: at LAUS GmbH throughout the year, holding performed similar to method described in EN ISO 6341
- Feeding during test: none
- Type and amount of food before study: unicellular green algae (Desmodesmus subspicatus)
- Medium: M4-medium (recipe of Elendt), medium renewal twice a week
- photo period: 16/8 hours, using neon tubes
- temperature: 20 ± 2°C
- vessels: glass beakers, 2L
Acclimation: 30 min. before test
Study design
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- yes
- Total exposure duration:
- 48 h
Test conditions
- Hardness:
- 2.5 mmol/L
250 mg CaCO3/L - Test temperature:
- 23.7 - 24.3 °C
- pH:
- 6.1 to 6.9 in test media and 7.6 in control
- Dissolved oxygen:
- 7.9 mg in test media and 7.8 to 7.9 in control
- Nominal and measured concentrations:
- 100 mg/L (nominal)
- Details on test conditions:
- TEST SYSTEM
- Test vessel:
- Material, size, headspace, fill volume: glass beakers, nominal volume 50 mL, tall shape, containing 20 mL test solution
- Aeration: no
- No. of organisms per vessel: 5
- No. of vessels per concentration (replicates): 4
- No. of vessels per control (replicates): 4
TEST MEDIUM / WATER PARAMETERS
- Source/preparation of dilution water: CaCl2 * 2 H2O (293.80 mg/L), MgSO4 * 7 H2O (123.30 mg/L), NaHCO3 (64.80 mg/L), KCl (5.80)
OTHER TEST CONDITIONS
- Photoperiod: 16 hours light / 8 hours dark
EFFECT PARAMETERS MEASURED (with observation intervals if applicable) : immobility, behaviour after 24 and 48 hours
TEST CONCENTRATIONS
- limit test: 100 mg/L (nominal) based on the solubility, which is higher than 100 mg/L - Reference substance (positive control):
- yes
- Remarks:
- Potassium dichromate
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 24 h
- Dose descriptor:
- EC50
- Remarks:
- Immobilisation
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Remarks:
- Immobilisation
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 24 h
- Dose descriptor:
- EC100
- Remarks:
- Immobilisation
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC100
- Remarks:
- Immobilisation
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 24 h
- Dose descriptor:
- NOEC
- Remarks:
- Immobilisation
- Effect conc.:
- 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- NOEC
- Remarks:
- Immobilisation
- Effect conc.:
- 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Details on results:
- - Behavioural abnormalities: none
- Mortality of control: none
- Other adverse effects control: none - Results with reference substance (positive control):
- - Results with reference substance valid? yes
- Mortality: none
- EC50: 0.8 mg/L (24 h), EC100: 1.5 mg/L (24 h), NOEC: 0.5 mg/L (24 h)
Any other information on results incl. tables
Table: Main study: Immobility
Nominal concentration in mg/L |
Immobility 24 hours |
Immobility 48 hours |
||||||||
abs. |
in % |
abs. |
in % |
|||||||
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
100 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
Table: Main study: pH and O2 -values
Nominal concentration in mg/L |
pH |
O2-concentration in mg/L |
||
0 h |
48 h |
0 h |
48 h |
|
0 |
7.6 |
7.6 |
7.8 |
7.9 |
100 |
6.9 |
6.1 |
7.9 |
7.9 |
Table: Main study: Measured concentrations
Nominal concentration in mg/L |
Measured concentration in mg/L |
% Recovery after 48 h |
% of Nominal concentration |
||
0 h |
48 h |
0 h |
48 h |
||
0 |
LOQ |
LOQ |
- |
- |
- |
100 |
94.0 |
94.7 |
101 |
94 |
95 |
Table: Reference study: Immobilities, pH and O2 -values
Nominal concentration in mg/L |
Immobility |
pH |
O2-concentration in mg/L |
||||||
abs. |
in % |
t = 0 h |
t = 24 h |
t = 0 h |
t = 24 h |
||||
0 |
0 |
0 |
0 |
0 |
0 |
7.6 |
7.2 |
7.9 |
7.8 |
0.5 |
0 |
0 |
1 |
0 |
5 |
7.6 |
7.3 |
7.8 |
7.9 |
0.625 |
0 |
0 |
4 |
1 |
20 |
7.8 |
7.4 |
7.9 |
8.0 |
1.0 |
4 |
5 |
3 |
3 |
75 |
7.6 |
7.5 |
8.0 |
7.9 |
1.25 |
5 |
4 |
5 |
5 |
95 |
7.6 |
7.5 |
8.0 |
7.6 |
1.5 |
5 |
5 |
5 |
5 |
100 |
7.7 |
7.5 |
8.0 |
7.7 |
2.0 |
5 |
5 |
5 |
5 |
100 |
7.5 |
7.5 |
8.0 |
7.8 |
2.5 |
5 |
5 |
5 |
5 |
100 |
7.6 |
7.4 |
8.0 |
7.6 |
3.0 |
5 |
5 |
5 |
5 |
100 |
7.6 |
7.4 |
7.9 |
7.7 |
Applicant's summary and conclusion
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.
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.