The tariff classification of N,N’-Diphenylbenzidine, CAS 531-91-9 from Italy
The tariff classification of Diethyltoluenediamine (DETDA), CAS # 68479-98-1, in bulk form, from China
N, N’-Diphenylbenzidine, CAS 531-91-9; NY F81398
The tariff classification of Prodiamine Technical (CAS-29091-21-2), imported in bulk form, from China