Copper Cyanide Technical Grade from Mexico
Copper(I) cyanide (CuCN) technical grade powder serves as an intermediate in organic synthesis and copper plating baths for electronics manufacturing. It is classified in HTS 2837.19.01.25 as a simple metal cyanide, fitting 'other' category for inorganic cyanides not specified elsewhere. Chemically defined per Chapter 28 Note 1.
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
• Declare as UN1587 hazardous material; include plating bath formulation if imported in solution; avoid water contamination during shipping to prevent HCN gas release