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3809.92.50.00/Alum Precipitating Aid/Canada

Alum Precipitating Aid from Canada

Polymeric coagulant aid used with papermaker's alum to enhance charge neutralization and precipitation. HTS 3809.92.5050 classification for paper finishing preparation improving retention and drainage. Critical for high-filler content printing papers.

Duty Rate — Canada → United States

16%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Pair with alum usage data in technical file; specify zeta potential reduction capability; avoid water treatment classification under 3825

Alum Precipitating Aid from Canada — Import Duty Rate | HTS 3809.92.50.00