2931.90.22.00/Phenylphosphine Gold Drug Auranofin Intermediate/Mexico

Phenylphosphine Gold Drug Auranofin Intermediate from Mexico

Auranofin intermediate featuring aromatic phosphine coordinated with gold, used in rheumatoid arthritis treatment. Falls under HTS 2931.90.22.00 as an aromatic organo-inorganic drug with phosphorus and metal directly linked to aromatic carbon.

Duty Rate — Mexico → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Provide coordination chemistry analysis showing metal-carbon linkages through Chapter 29 note 3(C)(3)

• Include DEA/FDA precursor documentation if used in controlled substance synthesis

• Label with GHS hazard symbols for organometallic toxicity during customs clearance

Phenylphosphine Gold Drug Auranofin Intermediate from Mexico — Import Duty Rate | HTS 2931.90.22.00