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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
biodegradation in water: simulation testing on ultimate degradation in surface water
Type of information:
experimental study
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 309 (Aerobic Mineralisation in Surface Water - Simulation Biodegradation Test)

Test material

Constituent 1
Radiolabelling:
no

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
natural water
Duration of test (contact time):
60 d
Initial test substance concentration
Initial conc.:
50 µg/L
Based on:
other:

Results and discussion

% Degradation
Remarks on result:
other:
Half-life of parent compound / 50% disappearance time (DT50)
Compartment:
water
DT50:
395 h
Type:
(pseudo-)first order (= half-life)
Temp.:
22 °C
Remarks on result:
other:

Applicant's summary and conclusion

Validity criteria
Validity criteria fulfilled:
yes