Industrial Potassium Cyanide Briquettes from Japan
Compressed potassium cyanide briquettes for safe handling in mining operations, a chemically defined inorganic cyanide salt. Directly specified in HTS 2837.19.0110 as potassium cyanide regardless of form. Facilitates controlled dosing in hydrometallurgy.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• File EPA Form R for TRI reporting if threshold exceeded; common issue is missing facility contingency plans
• IMDG Code requires 'CYANIDE' emergency label; verify vessel compatibility
• Customs may require cyanide-specific bond; audit supplier purity certificates