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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

Toxicity of 1,5 -naphthalene diisocyanate to microorganisms was determined with activated sludge according to Directive 88/302/EEC which is in most parts equivalent to OECD 209 and is given as 3 hour-EC50 > 10,000 mg/L, related to nominal concentration (Bayer Industry Services 2005).

Key value for chemical safety assessment

EC50 for microorganisms:
10 000 mg/L

Additional information

The result should be read as > 10000 mg/L.