Registration Dossier

Administrative data

Endpoint:
toxicity to other aquatic vertebrates
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
other: Test concentrations are unknown, test description is very limited, results appear to be nominal.

Data source

Reference
Reference Type:
publication
Title:
"Man and Biosphere" - Studies on the Sikkim Himalayas. Part 5: Acute Toxicity of Selected Heavy Metals on the Tadpoles of Rana hexadactyla
Author:
Khangarot, B.S., A. Sehgal, and M.K. Bhasin
Year:
1985
Bibliographic source:
acta hydrochim et hydrobiol; nr 18.2 , p 259-263

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Toxicity to other aquatic organisms
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent
Type:
Constituent
Details on test material:
reagent grade FeSO4.7H20

Test organisms

Test organisms (species):
Rana hexadactyla

Study design

Test type:
semi-static
Water media type:
not specified
Limit test:
no
Total exposure duration:
96 h
Remarks on exposure duration:
renewals after each 24-hr exposure

Results and discussion

Effect concentrationsopen allclose all
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
17.62 mg/L
Nominal / measured:
not specified
Conc. based on:
element
Basis for effect:
mortality
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
22.39 mg/L
Nominal / measured:
not specified
Conc. based on:
element
Basis for effect:
mortality

Applicant's summary and conclusion

Conclusions:
Test concentrations are unknown, test description is very limited, results appear to be nominal.