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Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference
Reference Type:
other: database
Title:
Japan METI: Biodegradation and Bioconcentration Results
Author:
Japan METI (Ministry of Economy, Trade and Industry)
Year:
2021
Bibliographic source:
https://www.nite.go.jp/en/chem/chrip/chrip_search/systemTop
Updated: 2021-04-20 (Published 2020-09-28)

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 301 C (Ready Biodegradability: Modified MITI Test (I))
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Hexachloroethane
EC Number:
200-666-4
EC Name:
Hexachloroethane
Cas Number:
67-72-1
Molecular formula:
C2Cl6
IUPAC Name:
hexachloroethane
Test material form:
solid: crystalline

Study design

Inoculum or test system:
activated sludge (adaptation not specified)

Results and discussion

% Degradation
Key result
Parameter:
% degradation (O2 consumption)
Value:
0
Sampling time:
14 d

Applicant's summary and conclusion

Interpretation of results:
not readily biodegradable