Triphenylarsine from China
Triphenylarsine (AsPh3) features three phenyl groups directly bound to arsenic, qualifying as organo-inorganic under Chapter 29 notes. Classified in HTS 2931.90.90.40 as other such compounds beyond specific subheadings. Serves as ligand in organometallic catalysis and organic synthesis.
Duty Rate — China → United States
28.7%
Rate breakdown
9903.88.0425%Except as provided in headings 9903.88.33, 9903.88.34, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(g) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(g)
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
• Declare as research chemical with CAS number 603-32-7; ensure ventilated packaging to prevent sublimation
• Confirm no halide impurities to stay in 2931 vs. 2903