Filler Dispersion Aid from China
Filler Dispersion Aid is an anionic polymer dispersant used to prevent precipitated calcium carbonate (PCC) from agglomerating in paper filler slurries. It enables high filler loading for improved opacity in paper products. This preparation is classified under tariff item 3809.92.00 as a finishing agent of a kind used in the paper industry.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is clearly identified as a paper industry finishing preparation, not a separate chemical compound, to avoid reclassification
• Keep technical documentation showing its use in PCC slurry dispersion for CBSA verification
• Verify whether the Most-Favoured-Nation (MFN) duty rate applies or if a preferential rate under a free trade agreement is available