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4-(4-Nitrophenylazo)-resorcinol, p.a., 25 g, glass
4-(4-Nitrophenylazo)-resorcinol, p.a., Molar mass (M) 259,22 g/mol, CAS No. [74-39-5], EG-Nr. 200-808-5, Empirical formula C12H9N3O4