Beta Zeolite Powder from Japan
Beta zeolite (*BEA topology) is a large-pore aluminosilicate used in hydrocracking and dewaxing catalysts. HTS 2842.10.00.00 covers this chemically defined double silicate. Its three-dimensional 12-ring pore system handles bulky molecules.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide BET surface area and crystallinity data; ensure proper venting for fine powder shipments; avoid misclassification as simple sodium silicate under 2839