Registration Dossier

Administrative data

Endpoint:
toxicity to microorganisms
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The test was performed according to the German National Standard test guideline DIN 38412, part 8 (draft).

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1988
Report date:
1988

Materials and methods

Principles of method if other than guideline:
German standard DIN 38412, part 8
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
C5-acetate
IUPAC Name:
C5-acetate
Details on test material:
- Name of test material (as cited in study report): C5-acetat
no further details on the test substance characteristics given.

Sampling and analysis

Analytical monitoring:
no

Test organisms

Test organisms (species):
Pseudomonas putida

Study design

Test type:
static
Water media type:
freshwater
Total exposure duration:
17 h

Results and discussion

Effect concentrationsopen allclose all
Duration:
17 h
Dose descriptor:
EC10
Effect conc.:
223 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
growth inhibition
Duration:
17 h
Dose descriptor:
EC50
Effect conc.:
359 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
growth inhibition
Duration:
17 h
Dose descriptor:
other: EC90
Effect conc.:
478 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
growth inhibition

Applicant's summary and conclusion