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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
publication
Title:
The acute toxicity of 47 industrial chemicals to fresh and saltwater fishes.
Author:
Dawson, G.W., Jennings, A.L., Drozdowski, D. & Rider, E
Year:
1977
Bibliographic source:
J. Hazardous Materials 1 (1975/77): 303 - 318

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Chloromethane
EC Number:
200-817-4
EC Name:
Chloromethane
Cas Number:
74-87-3
Molecular formula:
CH3Cl
IUPAC Name:
chloromethane

Test organisms

Test organisms (species):
Lepomis macrochirus

Study design

Test type:
static
Total exposure duration:
96 h

Results and discussion

Effect concentrations
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
550 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.

Applicant's summary and conclusion