Mixture of acrylic acid 4-[(chlorocarbonyl)oxy]butyl ester and 3-chloropropanoic acid 4-[(chlorocarbonyl)oxy]butyl ester

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

Test material information

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 concentrations

Effect concentrations 1

Duration:

48 h

Dose descriptor:

EC0

Effect conc.:

12.5 mg/L

Effect concentrations 2

Duration:

48 h

Dose descriptor:

EC50

Effect conc.:

25 mg/L

Effect concentrations 3

Duration:

48 h

Dose descriptor:

EC100

Effect conc.:

100 mg/L