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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

The IC50 value of 861 mg/L from the activated sludge respiration inhibition test was taken as the most relevant information for assessing effects on sewage treatment facilities.

Key value for chemical safety assessment

EC50 for microorganisms:
861 mg/L

Additional information

Various tests have been carried out to study the toxicity of 1,2 -dichloropropane to microorganisms, including: Nitrosomonas, Methanogens, Heterotrophs, Microtox, Polytox, and Activated Sludge Respiration Inhibition. The IC50 for microorganisms of 861 mg/L from the activated sludge respiration inhibition test was taken as the most relevant information for assessing effects on sewage treatment facilities.