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Physical & Chemical properties

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Description of key information

The test item Tetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate (CAS No. 2519 -30 -4) was found to be a black colored powder.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

The test itemTetrasodium 1-acetamido-2-hydroxy-3-(4-((4-sulphonatophenylazo)-7-sulphonato-1-naphthylazo))naphthalene-4,6-disulphonate (CAS No. 2519 -30 -4)was found to be a black colored powder.