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4-(4-Nitrophenylazo)-1-naphthol, p.a., 25 g, glass
4-(4-Nitrophenylazo)-1-naphthol, p.a., Molar mass (M) 293,28 g/mol, CAS No. [5290-62-0], EG-Nr. 226-129-4, Empirical formula C16H11N3O3