Calcium Lignosulfonate Powder from Japan
Calcium lignosulfonate powder, a water-soluble anionic polyelectrolyte from sulfite pulping of wood. It is a residual lye, chemically treated and concentrated, and is classifiable under tariff item 3804.00.00 as a lignin sulphonate.
Duty Rate — Japan → Canada
0%
Import Tips
• Classify as a residual lye from wood pulp manufacture; ensure it is not mixed with other chemicals that could change classification
• Keep records of the pulping process to substantiate origin
• Check if the product is subject to any Canadian environmental regulations