Cyanamide (50% aqueous solution) from Mexico
Cyanamide in 50% aqueous solution qualifies under Chapter 29 note (d) as a chemically defined compound dissolved in water, classified HTS 2929.90.50.95. Used in agriculture and chemical synthesis.
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
• Concentration must be specified; >50% water may shift to Chapter 38 per note (d) limitations
• UN 2788 hazardous; temperature-controlled shipping required (polymerizes >60°C)
• Distinguish from calcium cyanamide (Chapter 28 inorganic salts)