Registration Dossier
Registration Dossier
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EC number: 403-500-0 | CAS number: 159120-95-3 CYRACURE (R) PHOTOINITIATOR UVI-6974; CYRACURE PHOTOINITIATOR UVI-6976
Short-term toxicity to aquatic invertebrates
Administrative data
- Endpoint:
- short-term toxicity to aquatic invertebrates
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- no data
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Study was performed according to EC guidelines and according to GLP principles. Data submitted previously than 12 years; provided by ECHA on registrant's request.
Data source
Reference
- Reference Type:
- other: information from migrated NONS file provided by ECHA
- Title:
- Unnamed
- Year:
- 1 989
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- EU Method C.2 (Acute Toxicity for Daphnia)
- Deviations:
- no
- GLP compliance:
- yes
Test material
- Reference substance name:
- A mixture of: bis[4-diphenylsulfoniumphenyl]sulfide-bishexafluoroantimonate; thiophenoxyphenylsulfonium hexafluoroantimonate
- EC Number:
- 403-500-0
- EC Name:
- A mixture of: bis[4-diphenylsulfoniumphenyl]sulfide-bishexafluoroantimonate; thiophenoxyphenylsulfonium hexafluoroantimonate
- Cas Number:
- 159120-95-3
- Molecular formula:
- C24H19S2.F6Sb and C36H28S3.2F6Sb
- IUPAC Name:
- (4-{[4-(diphenylsulfaniumyl)phenyl]sulfanyl}phenyl)diphenylsulfanium; diphenyl[4-(phenylsulfanyl)phenyl]sulfanium; tris(hexafluorostibanuide)
- Details on test material:
- no data available
Constituent 1
Sampling and analysis
- Analytical monitoring:
- not specified
- Details on sampling:
- no data available
Test solutions
- Vehicle:
- yes
- Details on test solutions:
- Identity and concentration of auxiliary solvent for dispersal DMSO at conc.: = or < 0.1 ml/l
Test organisms
- Test organisms (species):
- Daphnia magna
- Details on test organisms:
- no data
Study design
- Test type:
- not specified
- Water media type:
- not specified
- Limit test:
- yes
- Total exposure duration:
- 48 h
- Post exposure observation period:
- no data
Test conditions
- Hardness:
- 11.7 DH
- Test temperature:
- no data
- pH:
- no data
- Dissolved oxygen:
- no data
- Salinity:
- no data
- Nominal and measured concentrations:
- nominal 100 mg/l
- Details on test conditions:
- no data
- Reference substance (positive control):
- not specified
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Effect conc.:
- 0.68 mg/L
- Nominal / measured:
- not specified
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- EC100
- Effect conc.:
- 1.8 mg/L
- Nominal / measured:
- not specified
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Duration:
- 48 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.32 mg/L
- Nominal / measured:
- not specified
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Details on results:
- no data
- Results with reference substance (positive control):
- no data
- Reported statistics and error estimates:
- no data
Any other information on results incl. tables
none
Applicant's summary and conclusion
- Validity criteria fulfilled:
- yes
- Conclusions:
- The EC50 of the test substance in the short term toxicity to Daphnia was established as 0.32 mg/l.
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