Modified Lignosulfonate Paper Dispersant from Mexico
Aromatic-modified lignosulfonate (>5% aromatics) used as dispersant for fillers and pigments in paper coating colors and as drainage aid. Meets HTS 3809.92.10.00 for paper industry finishing preparations.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Sulfonation degree and aromatic substitution documented for classification
• Distinguish from concrete admixtures by paper-specific viscosity specs
• Biobased content certification aids green chemistry import preferences