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Long-term toxicity to aquatic invertebrates

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Two studies with two different test substances are available in order to assess the chronic toxicity to aquatic invertebrates of the stilbene fluorescent whitening agents category and, reading across, of the substance CAS 371756 -75 -1:

CAS 16470-24-9:

The NOEC of a prolonged toxicity test on daphnids was found to be 10 mg/L.

CAS 16090-02-1:

The NOEC of the tested substance on Daphnia magna according to OECD 202 was found to be 1 mg/L.