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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Reference
Endpoint:
biodegradation in water: ready biodegradability
Type of information:
(Q)SAR
Adequacy of study:
key study
Study period:
2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 301 C (Ready Biodegradability: Modified MITI Test (I))
Key result
Parameter:
probability of ready biodegradability (QSAR/QSPR)
Remarks on result:
readily biodegradable based on QSAR/QSPR prediction

The consensus value estimated using EpiSuite sfotware and the models BIOWIN 5 and BIOWIN 6 is = 0.52635 (Biodegrades fast). BIOWIN 5 and BIOWIN 6 models are used to simulate the OECD 301C guideline.

BIOWIN 5 = 0.4637

BIOWIN 6 = 0.5890

Consensus value = 0.52635

If the value estimated is greater or equal than 0.5 indicates --> Ready biodegradability

Description of key information

Key value for chemical safety assessment

Biodegradation in water:
readily biodegradable

Additional information

The consensus value estimated using EpiSuite sfotware and the models BIOWIN 5 and BIOWIN 6 is = 0.52635 (Biodegrades fast). BIOWIN 5 and BIOWIN 6 models are used to simulate the OECD 301C guideline.

BIOWIN 5 = 0.4637

BIOWIN 6 = 0.5890

Consensus value = 0.52635