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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Toxicity to microorganisms

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Administrative data

Link to relevant study record(s)

Description of key information

NOEC (28 day) = 100 mg/l

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
100 mg/L

Additional information

Toxicity to microorganisms:

According to REACH CSA guidance document R7b section R.7.8.16.1 information from this Ready Biodegradation study (GLP and run according to Japanese Guideline study on microbial degradation of chemical substances (MHLW/PFSB Notification No. 1121002 Nov 21, 2003, METI/MIB Notification No. 2 Nov 13 2003, and MOE/EPB Notification No. 031121002 last revised Nov 20, 2006)) is considered as reliable as the compound degrades well and did not inhibit the degradation of a positive control. The exposure concentration of 100 mg/l is therefore considered as the NOEC of Molyvan 855 for this 28 day study.