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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Only raw data given

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1983
Report date:
1983

Materials and methods

Principles of method if other than guideline:
Guideline is not specified.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
3-chlorophenyl isocyanate
EC Number:
220-822-5
EC Name:
3-chlorophenyl isocyanate
Cas Number:
2909-38-8
Molecular formula:
C7H4ClNO
IUPAC Name:
1-chloro-3-isocyanatobenzene
Details on test material:
Purity not specified.

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge, non-adapted
Duration of test (contact time):
20 d

Results and discussion

% Degradation
Parameter:
% degradation (O2 consumption)
Value:
0
Sampling time:
20 d
Details on results:
calculation CSB: 1556 mg/g
estimation: CSB: 1348 mg/g

Applicant's summary and conclusion