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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

Toxicity to microorganisms: 3 h EC50>1000 mg/l; NOEC >=1000 mg/l (OECD 209)

Key value for chemical safety assessment

Additional information

An activated sludge respiration inhibition (ASRI) 3hr EC50 >1000 mg/l and NOEC >=1000 mg/l (OECD 209) were determined for Silsesquioxanes, Phenyl, in a reliable study conducted according to an appropriate test protocol, and in compliance with GLP.