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REACH

Chromate(2-), [2,4-dihydro-4-[(2-hydroxy-4-nitrophenyl)azo]-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)][4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-3-hydroxy-1-naphthalenesulfonato(3-)]-, disodium

EC number: 281-013-0 | CAS number: 83833-37-8

Life Cycle description
Uses advised against

Ecotoxicological information

Short-term toxicity to fish

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Administrative data

Link to relevant study record(s)

Description of key information

LC50 (48h) = 30 mg/l (first study)

LC50 (48h) = 17.5 mg/l (second study)

Key value for chemical safety assessment

Additional information

The test substance has been evaluated, in a first study, for its short-term toxicity to fish by the Internal method Nr. 11, similar to guideline procedures.

The LC50 calculated in this test in a 48 hours observation period was 30 mg/l.

In the second test the substance has been checked for its short-term toxicity to fish according to the Internal Method A-11 . The value of LC50 in a 48 hours observation period was 17.5 mg/l.

These results are in line with the one obtained in the tests reported in the table attached in the information panel below.

Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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