Aromatic Arsenic Drug Triphenylarsine Oxide from China

Triphenylarsine oxide is an aromatic organo-arsenic compound used as an intermediate in pharmaceutical synthesis for anti-cancer drugs. It falls under HTS 2931.90.22.00 as an aromatic organo-inorganic drug containing arsenic directly linked to carbon, meeting Chapter 29 requirements for chemically defined compounds.

Duty Rate — China → United States

31.5%

Rate breakdown

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)
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

Provide detailed chemical analysis and CAS number to confirm arsenic-carbon linkage for Chapter 29 classification

Include FDA import alerts documentation for arsenic-containing pharmaceuticals to avoid detention

Verify 'drug' status with therapeutic use evidence to distinguish from non-drug organo-inorganics