Boric Acid Trimethyl Ester from Mexico
Boric acid trimethyl ester, also known as trimethyl borate, is an ester of boric acid and methanol, used as a boron source in ceramics, flame retardants, and organic synthesis. It is a chemically defined ester of an inorganic acid of a non-metal (boron) and falls under tariff item 2920.90.00 as an 'other' ester of inorganic acids of non-metals.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is anhydrous and free of impurities, as water content may affect classification
• Provide a detailed SDS to CBSA, as the product is flammable and volatile
• Check if the product is subject to Canadian chemical regulations for boron compounds