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4-(2'-Pyridylazo) resorcinol, p.a., ACS, 5 g, glass
4-(2'-Pyridylazo) resorcinol, p.a., ACS, Molar mass (M) 215,21 g/mol, CAS No. [1141-59-9], EG-Nr. 214-528-6, Empirical formula C11H9N3O2