Also Called: salts of benzidine [; Benzidine, salt of Benzidine sulphate(Note: see also CAS No 531-85-1, 531-86-2 & 236341-27-2);Benzidine sulphate;benzidine, salts of;salts of benzidine;[1,1'-BIPHENYL]-4,4'-DIAMINE, SULFATE;Benzidine sulfate;Benzidine sulfaat;612-070-00-5