99% Pure Trimethyl Phosphite from China
High-purity trimethyl phosphite (99%) is a separate chemically defined organic compound with the formula P(OCH3)3, an ester of phosphorous acid. It is used as a reagent in fine chemical synthesis for agrochemicals and polymers, and meets the criteria of Chapter 29 Note 1(a) as a chemically defined compound without added substances.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is a separate chemically defined compound with no added stabilizers or solvents, as per Chapter 29 Note 1
• Declare the correct 8-digit tariff item 2920.23.00 to avoid reclassification
• Keep a certificate of analysis to confirm purity and chemical identity for CBSA verification