Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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Diss Factsheets

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REACH

Reaction mass of Sodium, bis[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulphonato(3-)]chromate(1-) and sodium [3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1Hpyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulphonato(3-)]hydroxychromate(1-)]

EC number: 944-584-3 | CAS number: -

Life Cycle description
Uses advised against

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

The substance is an odourless red-brown powder at 101325 Pa and 20 °C.

It decomposes before melting at temperature above 239 °C. Its relative density is 1.809. Particle size distribution showed that the substance is characterized by particles too large to pass in bronchi and lungs (MMD= 28.191 µm). Its logPow is – 0.0398, it means that it has a low affinity to the organic phase. The substance is soluble in water (3240 mg/l), it is not flammable and It is not expected to be autoflammable, explosive and oxidising based on the information available for Similar Substances and the known experience in the handling and use.

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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