Thionyl Chloride from Mexico
Thionyl chloride (SOCl2) is a pale yellow liquid chlorinating agent for converting acids to acid chlorides. It is categorized under HTS 2811.19.61 as an other inorganic oxygen compound of sulfur (nonmetal). Excluded from 2812 as non-carbon halide oxide.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Require secondary containment packaging for Class 8 corrosives
• Certify <0.1% HCl impurity to maintain pure compound status
• Avoid bulk imports without prior CBP ruling on concentration