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Ecotoxicological information

Short-term toxicity to fish

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Link to relevant study record(s)

Reference
Endpoint:
short-term toxicity to fish
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 source
GLP compliance:
yes
Test organisms (species):
Oncorhynchus mykiss (previous name: Salmo gairdneri)
Test type:
flow-through
Water media type:
freshwater
Limit test:
no
Total exposure duration:
96 h
Key result
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
0.21 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC0
Effect conc.:
0.08 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC100
Effect conc.:
0.32 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Key result
Duration:
96 h
Dose descriptor:
NOEC
Effect conc.:
0.08 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
behaviour
Details on results:
% Concentration loss over test: ... 100
Validity criteria fulfilled:
yes
Conclusions:
The LC50 of DMDS for fish is 0.12 mg/L, read-across from DMPT and after correction for molecular weight. The substance has to be classified as Aquatic Chronic 1.

Description of key information

The LC50 of DMDS for fish is read-across from DMPT 0.12 mg/L after correction for molecular weight, which indicates that the substance is very toxic to fish.

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
0.12 mg/L

Additional information