Registration Dossier

Administrative data

Endpoint:
activated sludge respiration inhibition testing
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Data taken from EU Risk Assessment

Data source

Referenceopen allclose all

Reference Type:
study report
Title:
Unnamed
Year:
1990
Reference Type:
secondary source
Title:
EU Risk Assessment Report 12, CAS No. 77-78-1
Author:
Office for Official Publications of the European Communities
Year:
2002
Bibliographic source:
Office for Official Publications of the European Communities, 2002

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
TS-Freetext:
Dimethyl sulphate
CAS No. 77-78-1
purity: no data

Sampling and analysis

Analytical monitoring:
not specified

Test organisms

Test organisms (species):
activated sludge

Study design

Test type:
static
Water media type:
freshwater
Total exposure duration:
180 min

Results and discussion

Effect concentrations
Duration:
3 h
Dose descriptor:
EC50
Effect conc.:
377 mg/L

Applicant's summary and conclusion