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3809.92.10.00/Aromatic PolyDADMAC Paper Retention Aid/Mexico

Aromatic PolyDADMAC Paper Retention Aid from Mexico

Polyquaternary ammonium polymer with aromatic groups (>5%) used as retention and drainage aid in paper making to improve fiber and filler retention. HTS 3809.92.10.00 classification for paper finishing with aromatic content.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

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

• Charge density and molecular weight specs confirm paper retention function

• Water treatment chemical markings avoided to prevent chapter 38 confusion

• Lab analysis proving aromatic modification prevents polymer classification

Aromatic PolyDADMAC Paper Retention Aid from Mexico — Import Duty Rate | HTS 3809.92.10.00