Carboxymethyl Guar Gum from Mexico
Carboxymethyl guar gum is a chemically modified derivative of guar gum, a natural polysaccharide, with carboxymethyl groups added to enhance water solubility for cosmetics and oil recovery applications. It is supplied in primary powder form. As a modified natural polymer, it is classified under tariff item 3913.90.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a certificate of analysis showing the degree of substitution to confirm chemical modification
• Ensure the product is in primary powder form and not mixed with other substances
• Verify if the product qualifies for preferential duty treatment under trade agreements