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Toxicity to microorganisms

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Reference
Endpoint:
activated sludge respiration inhibition testing
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
the study does not need to be conducted because the substance is found to be readily biodegradable and the applied test concentrations are in the range of concentrations that can be expected in the influent of a sewage treatment plant
Justification for type of information:
JUSTIFICATION FOR DATA WAIVING
In accordance with Column 2 of REACH Annex VIII, the activated sludge respiration inhibition study, which is usually required in Section 9.1.4, can be omitted for this substance which has been determined to be "readily biodegradable" and is not expected to be inhibitory to sewage microorganisms.

Description of key information

In accordance with Column 2 of REACH Annex VIII, the activated sludge respiration inhibition study, which is usually required in Section 9.1.4, can be omitted for this substance which has been determined to be "readily biodegradable" and is not expected to be inhibitory to sewage microorganisms.

Key value for chemical safety assessment

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