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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

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

Constituent 1
Reference substance name:
iron sulphate heptahydrate
IUPAC Name:
iron sulphate heptahydrate
Constituent 2
Reference substance name:
7758-99-8
Cas Number:
7758-99-8
IUPAC Name:
7758-99-8
Constituent 3
Chemical structure
Reference substance name:
Iron sulphate
EC Number:
231-753-5
EC Name:
Iron sulphate
Cas Number:
7720-78-7
Molecular formula:
FeSO4
IUPAC Name:
iron(2+) sulfate
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.