Arsenic Acid Methyl Ester from China
Monomethyl arsenate serves as herbicide intermediate and wood preservative component. HTS 2920.90.51.00 includes esters of arsenic inorganic acids (nonmetal). Highly regulated due to toxicity.
Duty Rate — China → United States
11.2%
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
• FIFRA registration and EPA import alerts mandatory for arsenic compounds
• Arsenic speciation analysis required to confirm ester form