Parathion-Methyl Sodium Salt Solution 50% from Mexico
Aqueous solution of parathion-methyl sodium salt at 50% active ingredient, classified under HTS 2920.11.00.00 per Chapter 29 note (C)(1) for inorganic salts of organic compounds. Used in water-based pesticide formulations.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Maintain pH 8-9 with sodium hydroxide buffer to prevent hydrolysis during transport
• Test for free sodium hydroxide content (<0.5%) to avoid corrosion of shipping containers
• Label as UN 1760 Corrosive liquid, n.o.s. when free alkali exceeds specification limits