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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
publication
Title:
Fumaric acid
Author:
EC - ECB
Year:
2000
Bibliographic source:
IUCLID dataset p. 20

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 301 E (Ready biodegradability: Modified OECD Screening Test)
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Fumaric acid
EC Number:
203-743-0
EC Name:
Fumaric acid
Cas Number:
110-17-8
Molecular formula:
C4H4O4
IUPAC Name:
but-2-enedioic acid

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge (adaptation not specified)
Duration of test (contact time):
21 d

Results and discussion

% Degradation
Parameter:
% degradation (TOC removal)
Value:
>= 97 - <= 99
Sampling time:
21 d

Applicant's summary and conclusion