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Environmental fate & pathways

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1987
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: weak documentation, no GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Report date:
1987

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 F (Ready Biodegradability: Manometric Respirometry Test)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2-hydroxy-1-naphthaldehyde
EC Number:
211-902-0
EC Name:
2-hydroxy-1-naphthaldehyde
Cas Number:
708-06-5
Molecular formula:
C11H8O2
IUPAC Name:
2-hydroxynaphthalene-1-carbaldehyde

Results and discussion

% Degradation
Parameter:
% degradation (DOC removal)
Value:
65
Sampling time:
28 d

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Interpretation of results:
other: not readily biodegradable
Conclusions:
The substance is not readily biodegradable
Executive summary:

The substance was tested for ready biodegradability. After 28 days 65% biodegradation was found calculated from the DOC removal.

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