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Toxicity to microorganisms

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Description of key information

The 3-h EC50 of 1,428 mg/L in activated sludge will be used in the assessment.

Key value for chemical safety assessment

Additional information

A GLP-compliant, OECD 209 guideline study with activated sludge (Currenta GmbH & Co., 2010e) is available for zinc bis(dibutyldithiocarbamate). The 3-h EC50 value is 1,428 mg/L and the 3-h EC10 value is 166 mg/l, the 3-h EC50 value is used in the assessment