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2931.90.90.40/Triphenylarsine/Japan

Triphenylarsine from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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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

Triphenylarsine from Japan — Import Duty Rate | HTS 2931.90.90.40