Zeolite Y Activated Powder for Gas Separation from Japan
Synthetic zeolite Y activated through calcination for molecular sieve applications in gas purification. Though mineral-like, its activation for adsorption qualifies it under HTS 3802.90.2000 as activated natural mineral product. Used in industrial oxygen concentrators and drying systems.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Submit pore size and adsorption isotherm data to prove activated status
• Classify as powder form only; pelleted versions may require different treatment
• Comply with pressure vessel regulations if destined for gas handling equipment