Lignosulfonate Dust Suppressant from China
A sprayable calcium lignosulfonate formulation derived from desugared wood pulp lyes, used to suppress dust on unpaved roads and mining haul roads. It is classified under tariff item 3804.00.00 as a chemically treated residual lye from wood pulp manufacture, not an advanced preparation.
Duty Rate — China → Canada
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- CFIA
All Programs · Required
CANADIAN FOOD INSPECTION AGENCY: CFIA All Programs requires review / declaration data. CBSA's Single Window matching criteria match this classification number (Equal To 3804000000).
CBSA Single Window matching criteria, unknown
Import Tips
• Ensure the product is presented as a residual lye from wood pulp manufacture, not as a formulated dust control preparation, to stay within this tariff item
• Have documentation showing the desugaring and chemical treatment processes
• Verify whether the product contains any added surfactants or binders that could shift classification