Gas Purifier Inlet Manifold from Japan
Stainless steel manifold that distributes process gases into point-of-use purifiers for removing impurities in semiconductor etching and deposition processes. It is a part of gas purifying apparatus under HTS 8421.99.01.
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 gas compatibility certifications (e.g
• for NF3, ClF3) and pressure ratings
• Include bills of materials showing purifier assembly context for correct parts classification