Sodium Lignosulfonate Powder from Mexico
Sodium lignosulfonate powder, a water-soluble anionic polyelectrolyte derived from the sulfite pulping process of wood pulp production. It is classified under tariff item 3804.00.00 as a residual lye from wood pulp manufacture, chemically treated and concentrated.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a certificate of analysis confirming the product is sodium lignosulfonate from sulfite pulping
• Ensure the powder is not mixed with other surfactants or dispersants
• Declare the moisture content accurately, as duty is calculated on the entered value