Phenylphosphine Gold Drug Auranofin Intermediate from United States
Phenylphosphine gold drug auranofin intermediate features aromatic phosphine coordinated with gold, used in rheumatoid arthritis treatment. It is classified under 2931.90.00 as an organo-inorganic compound with phosphorus and metal linked to carbon.
Duty Rate — United States → Canada
0%
Import Tips
• Document the gold-phosphine coordination and carbon bonds clearly
• Ensure the product is not put up in measured doses for retail sale, which would change classification