n-Propylphosphonic Dichloride from Canada
n-Propylphosphonic dichloride is the straight-chain isomer of this dichloride, a colorless liquid reactive towards nucleophiles. Classified in HTS 2931.52.00.00 as it matches the legal definition of halogenated organo-phosphorus compounds in heading 2931. Used in flame retardant production and peptide synthesis.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label shipments with GHS corrosive pictograms and 'RQ' if exceeding reportable quantities
• Obtain end-user statements for anti-proliferation compliance due to dual-use potential
• Test for stabilizer content to ensure Chapter 29 note (f) applicability