Registration Dossier

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
1989-06-19
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Abstract

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1989
Report Date:
1989

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: DIN 38412, part 15
Deviations:
not specified
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
(2,2,4/2,4,4)-Trimethyladipic acid of Hüls AG, purity not reported

Sampling and analysis

Analytical monitoring:
no

Test solutions

Vehicle:
no

Test organisms

Test organisms (species):
Leuciscus idus
Details on test organisms:
TEST ORGANISMS
- Strain: Leuciscus idus melanotus
- Wild caught: no

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
48 h

Test conditions

Details on test conditions:
TEST SYSTEM
- Renewal of test solution: no
- Exposure vessel type: 10 l solution in 18 l aquarium
- Number of replicates, fish per replicate: 1, 10 - Adjustment of pH: no
TEST PARAMETER: mortality
Reference substance (positive control):
not specified

Results and discussion

Effect concentrationsopen allclose all
Duration:
48 h
Dose descriptor:
LC0
Effect conc.:
400 mg/L
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
502 mg/L

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The 48 h-LC50 of 2,2,4(or 2,4,4)-trimethylhexanedioic acid for Leuciscus idus melanotus was determined as 502 mg/l according to the German Standard DIN 38412, part 15.
Executive summary:

The 48 h-LC50 of 2,2,4(or 2,4,4)-trimethylhexanedioic acid for Leuciscus idus melanotus was determined as 502 mg/l according to the German Standard DIN 38412, part 15.