The tariff classification of (S)-Piperazine-2-carboxylic acid dihydrochloride, CAS No. 158663-69-5, from Belgium
The tariff classification of N-(2-Pyrimidinyl)-piperazine (CAS 20980-22-7), imported in bulk form, from China
The tariff classification of N’,N-Bis-(3-Aminopropyl)-Piperazine (CAS 7209-38-3) from Japan.
The tariff classification of Uracil (CAS 66-22-8) from Japan.
The tariff classification of 1-(4-Piperazinyl)-Benzenesulfonamide (CAS 170856-87-8) from the Czech Republic, 5-Nitrouracil (CAS 611-08-5), and 2-(4-Chlorobenzyl) Benzimidazole (CAS 5468-66-6) from Germany.
The tariff classification of 2,6-Diaminopurine (CAS 1904-98-9) from France.
The tariff classification of 2-Amino-6-Iodopurine Tetrabutyl AmmoniumSalt (CAS 156126-
The tariff classification of HEPES, Free Acid (CAS 7365-45-9), HEPES, Sodium Salt (CAS 75277-39-3), MES, Free Acid, Monohydrate (CAS 145224-94-8), MES, Free Acid, Anhydrous (CAS 4432-31-9), and MES, Sodium Salt (CAS 71119-23-8).
The tariff classification of N-Boc-Piperazine (CAS 57260-71-6) from India.
The tariff classification of R-Piperazine-2-Carboxylic Acid (CAS 31321-68-3) from Japan.