High-Purity Arsenic Acid for Glass Production from Mexico
High-purity H3AsO4 used as a fining agent in optical glass manufacturing is a chemically defined inorganic acid. It is not excluded by Chapter Note 3(d) as it is not a luminophore, so it falls under this tariff item.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the arsenic acid is not mixed with other glass additives
• Provide the CBSA with the chemical composition and intended use
• Check if the product is subject to import restrictions under the Canadian Environmental Protection Act