High-Purity Arsenic Acid for Glass Production from China
High-purity H3AsO4 used as a fining agent in optical glass manufacturing to remove bubbles. It is specifically arsenic acid under HTS 2811.19.10.00, not excluded as a luminophore product per chapter note (d).
Duty Rate — China → United States
9.8%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Certify non-radioactive per 2844 note; bulk import needs DOT exemption
• Avoid classifying as glass frit (3207)