Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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