Ammonium Lignosulfonate Granules from Mexico
Granulated ammonium lignosulfonate serves as a dust control agent and ceramic binder, produced from desugared lignin sulfonic acids in wood pulp spent liquors. HTS 3804.00.5000 covers this chemically treated residual lye excluding tall oil components.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include manufacturing process flowcharts showing sulfite pulping origin
• Test for sugar content; desugared forms remain under this heading
• Label as non-hazardous per DOT if shipped dry; liquids may need hazmat