Registration Dossier
Registration Dossier
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EC number: 222-671-0 | CAS number: 3570-55-6
Short-term toxicity to aquatic invertebrates
Administrative data
Link to relevant study record(s)
- Endpoint:
- short-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:
- see attached justification
- Reason / purpose for cross-reference:
- read-across: supporting information
- Reason / purpose for cross-reference:
- read-across source
- GLP compliance:
- yes
- Test organisms (species):
- Daphnia magna
- Test type:
- semi-static
- Water media type:
- freshwater
- Limit test:
- no
- Total exposure duration:
- 48 h
- Duration:
- 24 h
- Dose descriptor:
- EC50
- Effect conc.:
- 0.47 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Key result
- Duration:
- 48 h
- Dose descriptor:
- EC50
- Effect conc.:
- 0.22 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- mobility
- Key result
- Duration:
- 48 h
- Dose descriptor:
- NOEC
- Effect conc.:
- 0.031 mg/L
- Nominal / measured:
- nominal
- Conc. based on:
- test mat.
- Basis for effect:
- behaviour
- Remarks:
- mobility
- Details on results:
- % Concentration loss over test: ...100
- Validity criteria fulfilled:
- yes
- Conclusions:
- The estimated 48-h EC50 of DMDS, read across from DMPT and corrected for molecular weight, is 0.13 mg/L. The substance is thus classified as Aquatic Acute 1.
Reference
Description of key information
The estimated 48-h EC50 of DMDS, read across from DMPT and corrected for molecular weight, is 0.13 mg/L.
Key value for chemical safety assessment
Fresh water invertebrates
Fresh water invertebrates
- Dose descriptor:
- EC50
- Effect concentration:
- 0.13 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.
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