Girard's Reagent T from Mexico
Girard's Reagent T (trimethylammoniumacetohydrazide chloride) contains hydrazone and quaternary ammonium nitrogen functions, classified under HTS 2929.90.50.95. Used in steroid analysis and carbonyl derivatization.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Classify salts with organic compounds per Chapter 29 note (C)(1) with parent nitrogen compound
• Hygroscopic; specify storage conditions and provide stability data
• Avoid classification as quaternary ammonium compound (Chapter 29 note excludes from 2930-2931)