</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Stabilized Hexamine for Explosives from Canada

Hexamethylenetetramine with 0.1% acid stabilizer for safe transport in RDX/hexogen production. Classified 2933.69.5000 per Chapter 29 note (f) allowing stabilizers necessary for preservation.

Duty Rate — Canada → United States

16.3%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

ATF Form 6 required for explosive precursor imports; include end-user statement

Declare stabilizer type/percentage; exceeds 1% risks prepared mixture classification

UN 1336 packaging certification mandatory for ocean/air transport

Stabilized Hexamine for Explosives from Canada — Import Duty Rate | HTS 2933.69.50.00