Silver Cyanide Powder from Mexico
Silver cyanide (AgCN) powder is essential for silver mirror plating and photographic emulsions. It qualifies under HTS 2837.19.01.25 as a simple cyanide of precious metal base, chemically defined inorganic compound.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Precious metal content declaration needed; light-sensitive—dark packaging; assay certificate for purity verification