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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

 An OECD 301F Manometric Respirometry test was conducted using C6-C7, n-alkanes, isoalkanes, cyclics, < 5% n-hexane.  The test substance was 98% degraded at the end of 28 days, and 83% degraded at the end of the 10 -day window. The substance is therefore considered to be readily biodegradable. This can be read across to Hydrocarbons C6, n-alkanes, iso-alkanes, cyclics, n-hexane rich.

Key value for chemical safety assessment

Additional information

A OECD 301F Manometric Respirometry test was conducted using C6-C7, n-alkanes, isoalkanes, cyclics < 5% n-hexane (Shell 1997). The test substance was 98% degraded at the end of 28 days, and 83% degraded at the end of the 10 -day window. The reference substance was 104% degraded, therefore the test is valid. The test substance is readily biodegradable and does not inhibit degradation. This can be read across to Hydrocarbons C6, n-alkanes, iso-alkanes, cyclics, n-hexane rich.