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Diss Factsheets
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EC number: 470-870-8 | CAS number: 690271-93-3
- 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
Long-term toxicity to aquatic invertebrates
Administrative data
Link to relevant study record(s)
- Endpoint:
- long-term toxicity to aquatic invertebrates
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 05 July 2004 - 26 July 2004
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 211 (Daphnia magna Reproduction Test)
- GLP compliance:
- yes (incl. QA statement)
- Specific details on test material used for the study:
- 100% purity
- Analytical monitoring:
- yes
- Details on sampling:
- Samples were taken from freshly prepared solutions on nominal days 2, 7, 14, and 18. And from 48 or 72-hour old solutions on nominal days 4, 9, 16, and 21.
- Vehicle:
- yes
- Details on test solutions:
- PREPARATION AND APPLICATION OF TEST SOLUTION (especially for difficult test substances)
- superstaurated solutions prepared weekly at nominally 100mg/l.
- magnetically stirred for a minimum of three days
- test solutions were filtered to remove the majority of the non-dissolved fraction - Test organisms (species):
- Daphnia magna
- Details on test organisms:
- TEST ORGANISM
- Common name: Daphnia magna
- Justification for species other than prescribed by test guideline: internationally accepted invertebrate species
- Age at study initiation: <24 hours
- Method of breeding: 250 daphnids into 5 litres of medium
- Source: in house cultures
- Age of parental stock (mean and range, SD): < 4 weeks
- Feeding during test : daily
- Food type: algae - Test type:
- semi-static
- Water media type:
- freshwater
- Limit test:
- yes
- Total exposure duration:
- 21 d
- Post exposure observation period:
- not specified
- Hardness:
- 290-360 (mg/L CaCO3)
- Test temperature:
- 19.5 - 21.0°C
- pH:
- 7.5 - 8.7
- Dissolved oxygen:
- 7.5 - 10.3 mg/L
- Salinity:
- n/a
- Conductivity:
- n/a
- Nominal and measured concentrations:
- nominal 100 mg/L
measured concentrations during the study: 3.0 - 3.7 mg/L - Details on test conditions:
- TEST SYSTEM
- Test vessel: 50 mL all glass
- Type (delete if not applicable): closed with a perspex plate
- Renewal rate of test solution (frequency/flow rate): three times a week
- No. of organisms: 20 neonate daphnids used per test group
- No. of vessels per concentration (replicates): individually exposed daphnids
- No. of vessels per control (replicates): 20
OTHER TEST CONDITIONS
- Photoperiod: 16 hours
- Light intensity: 700-796lux - Reference substance (positive control):
- no
- Key result
- Duration:
- 21 d
- Dose descriptor:
- EC50
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- reproduction
- Key result
- Duration:
- 21 d
- Dose descriptor:
- LOEC
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- reproduction
- Key result
- Duration:
- 21 d
- Dose descriptor:
- NOEC
- Effect conc.:
- 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- reproduction
- Details on results:
- - Behavioural abnormalities:
n/a
- Observations on body length: only 3% difference between control and test item groups
- Other biological observations: no aborted eggs in any groups were observed, no immobilised or dead offspring
- Mortality of control: 15% mortality - Results with reference substance (positive control):
- n/a
- Reported statistics and error estimates:
- 2-sample t-test
- Validity criteria fulfilled:
- yes
- Conclusions:
- No effects on survival or reproductive capacity were recorded at the maximum soluble concentration of terracess L in test medium
- Endpoint:
- long-term toxicity to aquatic invertebrates
- Type of information:
- read-across from supporting substance (structural analogue or surrogate)
- Adequacy of study:
- key study
- Justification for type of information:
1. HYPOTHESIS FOR THE ANALOGUE APPROACH
Please see attached justification.
2. SOURCE AND TARGET CHEMICAL(S) (INCLUDING INFORMATION ON PURITY AND IMPURITIES)
Please see attached justification.
3. ANALOGUE APPROACH JUSTIFICATION
Please see attached justification.
4. DATA MATRIX
Please see attached justification.- Reason / purpose for cross-reference:
- read-across source
- Key result
- Duration:
- 21 d
- Dose descriptor:
- EC50
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- reproduction
- Key result
- Duration:
- 21 d
- Dose descriptor:
- LOEC
- Effect conc.:
- > 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- reproduction
- Key result
- Duration:
- 21 d
- Dose descriptor:
- NOEC
- Effect conc.:
- 100 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- reproduction
Referenceopen allclose all
Description of key information
No effects on survival or reproductive capacity were recorded at the maximum soluble concentration of terracess L in test medium.
The same results are expected for Terracess TF due to the similarity of Terracess L.
Key value for chemical safety assessment
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.