High-Purity Thionyl Chloride for Electronics from Mexico
Ultra-high purity thionyl chloride (99.999%) used for etching and doping in semiconductor manufacturing. Despite the electronic-grade specification, it remains a chemically defined halide oxide of sulfur and is not excluded by Chapter 28 notes, so it belongs under tariff item 2812.17.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm that the product is not doped for electronics in a form covered by heading 38.18 (e.g
• discs or wafers)
• Provide end-use documentation to CBSA if requested to support the classification