Eligibility for preferential treatment of Ammonium Paratungstate under subheading 9802.00.50 or 9802.00.60
The tariff classification and eligibility for a partial duty exemption under subheading 9802.00.60, Harmonized Tariff Schedule of the United States (HTSUS), of “Ammonium Metatungstate, CAS # 12028-48-7” from Germany
The tariff classification of Ammonium Paratungstate (APT) 88.5% Powderand Tungsten Carbide (Powder) from Japan
The tariff classification of Antimony Trioxide (CAS# 1309-04-4) and Ammonium Paratungstate (CAS# 11120-25-5) from China