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Ecotoxicological information

Short-term toxicity to aquatic invertebrates

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Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1988
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
Rapporteur for the EU risk assessment of (3-chloro-2-hydroxypropyl)trimethylammonium chloride is the National Product Control Agency for Welfare and Health, Finland. The report is the result of in-depth work performed by experts in one Member State, working with counterparts in other Member States, Industry and public interest groups. The information reported is considered reliable.

Data source

Reference
Reference Type:
other: Published secondary source
Title:
Unnamed
Year:
2008
Report Date:
2008

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
yes

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
not specified
Total exposure duration:
24 h

Test conditions

Reference substance (positive control):
not specified

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
240.2 mg/L
Nominal / measured:
nominal
Conc. based on:
act. ingr.
Basis for effect:
not specified
Duration:
24 h
Dose descriptor:
NOEC
Effect conc.:
36.6 mg/L
Nominal / measured:
nominal
Conc. based on:
act. ingr.
Basis for effect:
not specified

Applicant's summary and conclusion

Conclusions:
The 24-hour toxicity of (3-chloro-2-hydroxypropyl)trimethylammonium chloride to Daphnia Magna was 36.6 mg/L (NOEC), 240.2 mg/L (EC50) in a short term study performed according to OECD guideline 202.
Executive summary:

The 24-hour toxicity of (3-chloro-2-hydroxypropyl)trimethylammonium chloride to Daphnia Magna was 36.6 mg/L (NOEC), 240.2 mg/L (EC50) in a short term study performed according to OECD guideline 202.