Phosphoryl Chloride from Mexico
Phosphoryl chloride (POCl3), also known as phosphoryl chloride, is a fuming colorless liquid used in phosphorylation reactions and as a dehydrating agent. Classified under HTS 2812.90.00.90 as a halide oxide of phosphorus (nonmetal). It meets Chapter 28 definitions for chemically defined inorganic compounds.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Declare as UN1802 corrosive; use compatible fluoropolymer-lined containers to prevent reactions
• Provide TSCA certification and import alerts check for phosphorus compounds
• Avoid bulk imports without stabilization, as hydrolysis risks; include stabilizer details if applicable