Potassium Cyanide Crystals from Japan
Potassium cyanide (KCN) in crystalline powder form, applied in organic synthesis and metal hardening. Falls under HTS 2837.19.01 as a cyanide of potassium, an alkali metal base. Excluded from complex cyanides per heading scope.
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
• Comply with TSCA import certification for toxic substances; use DOT hazmat shipping papers; common pitfall is insufficient end-user verification leading to seizures