Biochem Chemopharma

Cobaltous nitrate hexahydrate; Nitric acid cobalt(II) salt

Chromium(VI) oxide; Chromic anhydride

4-Chlorobenzenamine; p-Chloroaniline

3-Chlorobenzenamine; m-Chloroaniline

2-Chlorobenzenamine; o-Chloroaniline

N-Chloro-p-toluenesulfonamide sodium salt

Carbon bisulfide; Carbon silfide; Dithiocarbonic anhydride

9-Azaflluorene; 9H-Carbazole; Dibenzo(b,d)ppyrrole; Dibenzopyrrole; iphenyleneimine;Diphenylenimide; Diphenylenimine