Thionyl Chloride with Pyridine Stabilizer from United States
Thionyl chloride stabilized with 0.1% pyridine to inhibit decomposition for safer storage and transport in pharmaceutical synthesis. The pyridine is a stabilizer permitted under Chapter 28 Note 1(e), so the product remains classifiable under tariff item 2812.17.00.
Duty Rate — United States → Canada
0%
Import Tips
• Document the pyridine concentration and its role as a stabilizer to support classification
• Verify that the stabilizer does not make the product suitable for a specific use beyond general chlorination