Phosphorus Oxychloride from Mexico
Phosphorus oxychloride (POCl3), also known as phosphoryl chloride, is a colorless liquid used in organic synthesis and as a chlorinating agent. It qualifies under HTS 2811.19.61 as an other inorganic oxygen compound of nonmetals, specifically phosphorus. Its classification stems from Chapter 28 notes on nonmetal acid derivatives.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Classify as corrosive hazardous material (UN1830) with DOT-compliant packaging
• Include manufacturer assay reports confirming >99% purity to avoid duty disputes
• Check for REACH-like restrictions if transshipping from EU