Thionyl Chloride from Canada
Thionyl chloride (SOCl2) is a colorless liquid with SOCl2 formula, fitting HTS 2812.19.00 for nonmetal chloride oxides. Essential reagent for converting carboxylic acids to acid chlorides.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide batch impurity profiles (<0.5% SO2) for customs verification
• Ship UN 1836 in inhibited containers to prevent violent decomposition
• Document industrial-only use to bypass DEA precursor monitoring