Registration Dossier

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
Study period:
2002
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2002
Report Date:
2002

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
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
- Name of test material (as cited in study report): AR-FD 26 ( phase X )
- Physical state: powder
- Lot/batch No.: 01010

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
not specified

Test organisms

Test organisms (species):
Daphnia magna
Details on test organisms:
For each test and controls has been used 20 Daphnias magna, divided into four
groups of five animals.

Study design

Test type:
not specified
Water media type:
not specified
Total exposure duration:
48 h

Test conditions

Hardness:
167.94 mg/L
Test temperature:
18° a 22° ±1 °C
pH:
7.0
Dissolved oxygen:
not upper 60 %
Nominal and measured concentrations:
Primephase tested dose: Blank, 0.1% and 0.01%.
Second phase tested dose: Blank, 0.01% and 0.001%
Details on test conditions:
- Not feeding
- Lighting: 16 hours
Reference substance (positive control):
not specified
Remarks:
In "Daphnia magna" has made dichromate test

Results and discussion

Effect concentrations
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
400 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The 48h-EC50 of AR-DF 26 (Phase X) was 400 mg/L .