Distilled Trimethyl Phosphite 98% from Mexico
Distilled trimethyl phosphite at 98% purity is a separate chemically defined organic compound, an ester of phosphorous acid. It is used in pharmaceutical phosphonate synthesis and qualifies under Chapter 29 Note 1(a) as a chemically defined compound, even with minor impurities.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is not dissolved in a solvent or mixed with other substances, as Chapter 29 Note 1 limits coverage to pure compounds or specific solutions
• Provide documentation showing the distillation process and purity level to support classification
• Verify the end-use to ensure it is not a formulated product excluded by Chapter 29 Note 2