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Ecotoxicological information

Short-term toxicity to fish

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Description of key information

Acutely harmful to fish

Key value for chemical safety assessment

LC50 for freshwater fish:
68.1 mg/L

Additional information

The acute toxicity of 2-ethyl-4-methylimidazole (CAS 931-36-2) to fish was tested in a static test according to the national guideline German Industrial Standard DIN 38412, part 15). The test species was Leuciscus idus. The 96 -h LC50 was determined to be 68.1 mg/L (nominal; BASF AG, 1990; report no. 10F0166/895233).