Phosphoryl Chloride (POCl3) Technical Grade from Canada
Although the heading specifies phosphorus trichloride, phosphoryl chloride (POCl3) shares the subheading in practice as a chloride oxide of phosphorus under HTS 2812.13.00.00. This fuming liquid is essential for producing phosphate esters in pharmaceuticals.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Differentiate POCl3 from PCl3 via CAS number (10025-87-3 vs 7719-12-2) in import docs
• Require DOT SP 151 packaging exemption documentation for bulk shipments
• Test for hydrolysis products which could shift classification to mixtures