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Dry Strength Additive Polyacrylamide from Mexico

Anionic polyacrylamide emulsion increases paper dry tensile strength and burst resistance during sheet formation. Classified HTS 3809.92.5050 as paper finishing preparation improving machine direction strength. Essential for linerboard and sack paper production.

Duty Rate — Mexico → United States

16%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Document charge density (anionic degree) for Customs verification; include shear stability test results; avoid bulk polymer imports which classify under Chapter 39