Registration Dossier

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
abstract

Data source

Reference
Reference Type:
other: abstract
Title:
Unnamed
Year:
1992
Report Date:
1992

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: DIN 38412, Teil 15
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: particulate/powder
Specific details on test material used for the study:
batch: 579/80

Sampling and analysis

Analytical monitoring:
no

Test solutions

Vehicle:
yes
Remarks:
tap water

Test organisms

Test organisms (species):
Leuciscus idus melanotus
Details on test organisms:
TEST ORGANISM
- Common name: Goldenorfe
- Source: Fischzucht Eggers, 2354 Hohenwestedt
- Length at study initiation: 5-8 cm

ACCLIMATION: no data

FEEDING DURING TEST: no data

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
48 h
Remarks on exposure duration:
According to OECD 203 the test duration should be 96 hours

Test conditions

Hardness:
no data
Test temperature:
20 ± 1°C
pH:
7.97-8.23
Dissolved oxygen:
no data
Nominal and measured concentrations:
nominal:
pre-test: 10, 100 and 1000 mg/L
main test: 10, 20, 25, 35 and 50 mg/L
Details on test conditions:
1 fish/liter; 10 fish/concentration; test under continuous aeration
Reference substance (positive control):
no

Results and discussion

Effect concentrations
Key result
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
35 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality
Details on results:
pre-test showed 0% mortality at 10 mg/L and 100% mortality at 100 and 1000 mg/L

Any other information on results incl. tables

Concentration (mg/L)

Mortality at 48 hours

10

0/10

20

0/10

25

0/10

35

7/10

50

10/10

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The LC50 is 35 mg/L under the conditions of the test