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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)