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The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Diss Factsheets
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EC number: - | CAS number: -
- 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
Toxicity to aquatic algae and cyanobacteria
Administrative data
- Endpoint:
- toxicity to aquatic algae and cyanobacteria
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 08.04.2021 - 09.07.2021
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 021
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 201 (Freshwater Alga and Cyanobacteria, Growth Inhibition Test)
- Qualifier:
- according to guideline
- Guideline:
- other: Commission Regulation (EC) No 2016/266, C.3
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- Reaction Products of 1,1,1-Trimethylol-propane-triacrylate with aziridine
- Molecular formula:
- C14H24O5N - C47H77O16N4
- IUPAC Name:
- Reaction Products of 1,1,1-Trimethylol-propane-triacrylate with aziridine
- Test material form:
- liquid: viscous
Constituent 1
- Specific details on test material used for the study:
- Name of test substance: Emuldur 3643
Test substance No.: 19/0071-2
Batch identification: 27771924U0
Purity: 100 area-% UVCB
Sampling and analysis
- Analytical monitoring:
- yes
Test organisms
- Test organisms (species):
- Raphidocelis subcapitata (previous names: Pseudokirchneriella subcapitata, Selenastrum capricornutum)
- Details on test organisms:
- TEST ORGANISM
- Common name: green alga
- Strain: Pseudokirchneriella subcapitata (Reinsch) Korshikov (syn. Selenastrum capricornutum Prinz)
- Source (laboratory, culture collection): stock obtained from the SAG (Collection of algal cultures in Göttingen, Germany)
- Age of inoculum (at test initiation): 4 days
Study design
- Test type:
- static
- Water media type:
- freshwater
- Limit test:
- no
- Total exposure duration:
- 72 h
Test conditions
- Test temperature:
- 22.1 - 22.2°C
- pH:
- 7.9 - 8.1
- Nominal and measured concentrations:
- Control; 0.032, 0.1, 0.32, 1, 3.2, 10 and 32 mg/L (nominal), corresponding to geometric mean measured concentrations of control, 0.03, 0.10, 0.31, 0.96, 3.05, 9.54 and 31.25 mg/L
- Details on test conditions:
- TEST SYSTEM
- Test vessel: Erlenmeyer flasks (nominal volume 250 mL)
- Type: plugged with gas permeable silicone sponge caps
- Shaking rate: continuous at 85 rpm
- Initial cells density: 0.5 x 10^4 cells/mL
- No. of vessels per concentration (replicates): 3
- No. of vessels per control (replicates): 6
GROWTH MEDIUM
- Source/preparation of dilution water: preparation according to OECD Guideline for Testing of Chemicals, No. 201 Algal growth inhibition test
- pH: 7.9 - 8.1
OTHER TEST CONDITIONS
- Sterile test conditions: yes
- Photoperiod: 24 hours light per day
- Light intensity and quality: 6699 - 7210 lux at 400 - 700 nm
Results and discussion
Effect concentrationsopen allclose all
- Key result
- Duration:
- 72 h
- Dose descriptor:
- EC50
- Effect conc.:
- 1.639 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- growth rate
- Duration:
- 72 h
- Dose descriptor:
- EC10
- Effect conc.:
- 0.098 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- growth rate
- Key result
- Duration:
- 72 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.032 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- growth rate
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Conclusions:
- In a 72-hour algae test with Pseudokirchneriella subcapitata, the 72 h EC50 value for Emuldur 3643 was determined to be 1.639 mg/L. The NOEC was determined 0.032 mg/L.
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