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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
other information
Study period:
1991-06-11 - 1991-08-28
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1991
Report date:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 C (Ready Biodegradability: Modified MITI Test (I))
Deviations:
not specified
GLP compliance:
yes

Test material

Specific details on test material used for the study:
Diisobutylamine, - Analytical purity: >=99%

Study design

Duration of test (contact time):
28 d
Reference substance
Reference substance:
aniline

Results and discussion

% Degradationopen allclose all
Key result
Parameter:
% degradation (O2 consumption)
Remarks:
(BOD: NO2)
Value:
76
Sampling time:
28 d
Key result
Parameter:
% degradation (O2 consumption)
Remarks:
(BOD: NH3)
Value:
87
Sampling time:
28 d
Key result
Parameter:
% degradation (TOC removal)
Value:
93
Sampling time:
28 d

Applicant's summary and conclusion

Interpretation of results:
readily biodegradable