Electronic Grade Phosphoric Acid 99% from China
Ultra-pure 99% phosphoric acid for semiconductor etching and wafer cleaning in microchip production. It qualifies under HTS 2809.20.00.30 as chemically defined phosphoric acid due to its high purity and lack of organic additives. Packaged in cleanroom-compatible fluoropolymer bottles.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Require particle count and metal impurity certificates for cleanroom validation
• Declare under TSCA with PMN if new impurities; segregate from industrial grades
• Ensure REACH-like documentation for EU-sourced acid to meet US import standards