Epitaxial Gas Premix Kneader from Japan
Kneading machine for multi-component precursor gas mixtures used in epitaxial layer growth on semiconductor wafers, ensuring stoichiometric uniformity. Classified HTS 8479.82.0040 for semiconductor processing stirring/kneading per statistical notes. Critical for compound semiconductor heterostructures.
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
• Certify gas-tight construction for hydride precursors (AsH3, PH3)
• Document mixing ratios for InGaAsP lattice matching applications