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Ecotoxicological information

Toxicity to microorganisms

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Description of key information

The 72 hour toxicity threshold of Entosiphon sulcatum to urea was 29 mg/l, and the 16 hour toxicity threshold of urea to Pseudomonas putida was > 10000 mg/l.

Key value for chemical safety assessment

Additional information

EC50, LC50, EC10, LC10 or NOEC values are not available, however low toxicity is seen to microorganisms. The 72 hour toxicity threshold ofEntosiphon sulcatumto urea was 29 mg/l, and the 16 hour toxicity threshold of urea toPseudomonas putidawas > 10000 mg/l.