Potassium Cyanide White Powder from Mexico
Pure potassium cyanide (KCN) in white crystalline powder form, chemically defined as a simple cyanide of an inorganic base (potassium). Classified under HTS 2837.19.0110 as 'Potassium cyanide' per Chapter 28 notes specifying cyanides of inorganic bases. Used primarily in industrial applications like gold mining and electroplating.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain EPA TSCA pre-manufacture notice and comply with Toxic Substances Control Act; potassium cyanide is a listed hazardous substance
• Ship as dangerous goods under UN 1680 Class 6.1; require proper DOT/IMDG labeling, packaging, and carrier certification
• Verify end-user certificates to prevent diversion; common pitfalls include inadequate spill response plans and missing RCRA waste manifests