Copper Potassium Cyanide from Mexico
Copper potassium cyanide is a key reagent in copper electroplating baths. It is classified under HTS 2837.20.51.00 as a complex cyanide involving copper and potassium inorganic bases.
Duty Rate — Mexico → United States
11.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide plating industry end-use proof; strict EPA/DOT cyanide regs apply
• Pitfall: mixtures with organics may go to 2852