Welan Gum from United States
Welan gum is a bacterial polysaccharide used as a cement additive and in other industrial applications. It is supplied in primary powder form. As a natural polymer produced by fermentation, it falls under this tariff item for natural polymers not elsewhere specified.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the welan gum is a pure polysaccharide without additives
• Provide fermentation origin documentation
• Check if the product is excluded as a prepared additive for cements under other headings