Mercuric Oxycyanide Reagent from Mexico
Mercuric oxycyanide (Hg(CN)2·HgO) serves as a specialized reagent in qualitative analysis and pharmaceutical intermediates. This compound is explicitly listed under HTS 2852.10.10.00 as a chemically defined mercury compound meeting Chapter 28 purity standards. Its dual oxide-cyanide structure requires precise compositional verification.
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
• Submit structural analysis (FTIR/NMR) confirming exact oxycyanide stoichiometry for customs verification
• Use triple containment packaging per DOT 49 CFR 173.164 for corrosive poison solids
• Register with EU REACH equivalent programs if transshipping through Europe due to mercury restrictions