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Diss Factsheets

Ecotoxicological information

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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: guideline study

Data source

Reference
Title:
Unnamed
Year:
1994
Report date:
1994

Materials and methods

Principles of method if other than guideline:
Method: other: Directive 79/831/EEC, Annex V, Part C
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Mixture of acrylic acid 4-[(chlorocarbonyl)oxy]butyl ester and 3-chloropropanoic acid 4-[(chlorocarbonyl)oxy]butyl ester
EC Number:
900-064-8
Molecular formula:
unspecified
IUPAC Name:
Mixture of acrylic acid 4-[(chlorocarbonyl)oxy]butyl ester and 3-chloropropanoic acid 4-[(chlorocarbonyl)oxy]butyl ester
Details on test material:
Acryloxibutylchlorformiat: ca. 75 %
Chlorpropionyloxibutylchlorformiat: ca. 25 %

Phosgen: <0.01 %
Hydrochinonmonomethylether: 0.02 %
Butandiolmonoacrylat: <0.05 %
Chlorbutylacrylat: <0.05 %

Sampling and analysis

Analytical monitoring:
yes

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
freshwater
Total exposure duration:
48 h

Test conditions

Hardness:
2.20 - 3.20 mmol/1
Test temperature:
20.3 - 21.9 °C
pH:
6.6 - 8.1
Dissolved oxygen:
7.9 - 8.5 mg/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
48 h
Dose descriptor:
EC0
Effect conc.:
12.5 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
25 mg/L
Duration:
48 h
Dose descriptor:
EC100
Effect conc.:
100 mg/L

Applicant's summary and conclusion