Calcium Cyanide Ca(CN)2 Powder from Japan
Calcium cyanide, chemical formula Ca(CN)2, is a white crystalline powder used primarily in gold mining for extracting gold from ore via the cyanidation process. It falls under HTS 2837.19.01.15 as a chemically defined cyanide of an inorganic base (calcium), specifically classified as calcium cyanide. This subheading covers other cyanides excluding sodium cyanide.
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
• Obtain EPA approvals and TSCA pre-manufacture notices due to toxicity; ensure UN-approved packaging for hazardous materials transport
• Verify purity certificates to avoid misclassification as mixtures