Mercuric Thiocyanate from Mexico
Mercuric thiocyanate (Hg(SCN)2) produces the dramatic Pharaoh's serpent reaction and is used in pyrotechnics. Falls under HTS 2852.10.90.00 as other chemically defined mercury compounds. White powder highly sensitive to friction.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• ATF explosives permits may be needed for reactive properties; Class 4.2 spontaneous combustion declaration; avoid metal containers