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Diss Factsheets
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EC number: 615-240-7 | CAS number: 710292-85-6
- 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
Link to relevant study record(s)
- Endpoint:
- short-term toxicity to aquatic invertebrates
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 850.1010 (Aquatic Invertebrate Acute Toxicity Test, Freshwater Daphnids)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Analytical monitoring:
- no
- Vehicle:
- no
- Details on test solutions:
- - No vehicle used.
- Stock solutions (1000 and 10mg/L) and the test solutions were homogenously dispersed at the beginning of the test.
- After 24hours pink sediment was observed in the stock solutions.
- Dissolved concentrations determined at 0.01 to 1 mg/L - Test organisms (species):
- Daphnia magna
- Details on test organisms:
- -48h before test the parental daphnids were maintained in 100% dilution water under test conditions.
- During production of neonates the daphnids were not fed
- Otherwise 5x weekly ad libitum feeding - Test type:
- static
- Water media type:
- freshwater
- Total exposure duration:
- 96 h
- Post exposure observation period:
- - Immobilisation of daphnids onserved - see results table
- Test temperature:
- 20 +/- 2 degree celcius
- pH:
- adjusted to 6.95 with HCL
- Salinity:
- N/A
- Nominal and measured concentrations:
- Nominal; 0.01, 0.1, 1.0, 10, 100, 1000 mg/L
- Reference substance (positive control):
- yes
- Remarks:
- potassium dichromate
- Duration:
- 24 h
- Dose descriptor:
- EC10
- Effect conc.:
- 359 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- dissolved
- Basis for effect:
- mobility
- Duration:
- 24 h
- Dose descriptor:
- EC50
- Effect conc.:
- 702 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- dissolved
- Basis for effect:
- mobility
- Duration:
- 24 h
- Dose descriptor:
- EC100
- Effect conc.:
- > 1 000 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- dissolved
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC10
- Effect conc.:
- 0.22 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- dissolved
- Basis for effect:
- mobility
- Key result
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Effect conc.:
- 2.4 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- dissolved
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC100
- Effect conc.:
- 1 000 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- dissolved
- Basis for effect:
- mobility
- Results with reference substance (positive control):
- EC50 at 2.3mg/L after 24hr was within the prescribed concentration range of 1.0 to 2.5 mg/L.
- Validity criteria fulfilled:
- yes
- Conclusions:
- EC50 @ 24h = 702mg/L
EC50 @ 48h = 2.4 mg/L - Executive summary:
The EC50 value after 48hours was found to be 2.4 mg/L under the conditions of this study.
Reference
Description of key information
The EC50 value after 48hours was found to be 2.4 mg/L under the conditions of this study.
Key value for chemical safety assessment
Fresh water invertebrates
Fresh water invertebrates
- Dose descriptor:
- EC50
- Effect concentration:
- 2.4 mg/L
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.
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.