Triethylphosphine Gold(I) Chloride from Japan
This gold(I) complex (AuCl(PEt3)) contains gold-phosphorus-carbon chain linkages qualifying as organo-inorganic under 2931.90.90. Used in homogeneous catalysis and antirheumatic drugs; chapter notes prioritize organometallic classification.
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%
Import Tips
• Declare gold content per 19 CFR 141.89 for precious metal duty assessment
• Pharma intermediate—provide DMF or Type II DMF reference for FDA import review
• Light-sensitive; shipping papers must specify cool, dark storage conditions