The tariff classification of Tiopronin (CAS number 1953-02-2) in bulk powder form, from Italy
The Classification of L-Glutathione Reduced from China
The tariff classification of Acetylcysteine (CAS-616-91-1) imported in bulk powder form, from Italy
Protest AFR No. 3195-04-100142; Polypeptides; 9817.85.01 Prototype Treatment; Additional U.S. Rule of Interpretation 1(b); Actual Use; 19 CFR 10.134; Classification
The tariff classification of Thiopivalic acid (CAS 55561-02-9), imported in bulk form, from China
The tariff classification of Acetylcysteine USP (CAS 616-91-1), imported in bulk form, from Switzerland
The tariff classification of N-Acetyl-L-Cysteine (CAS 616-91-1) from Italy.
The tariff classification of L-Penicillamine (CAS 1113-41-3) from Germany.
The tariff classification of L-Cysteine (CAS 52-90-4) from China.
The tariff classification of Mercaptosuccinic Acid (CAS 70-49-5) from China.