Sulfate Chemical Woodpulp, Dissolving Grades (Softwood) from Mexico
Dissolving-grade sulfate woodpulp from softwood sources like pine, meeting ≥92% insoluble fraction for use in viscose rayon and cellophane production. Classified under HTS 4702.00.00 due to its high alpha-cellulose content and compliance with chemical woodpulp dissolving specifications. Ideal for high-tenacity fibers in textiles.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include test reports confirming ≥92% insoluble in 18% NaOH; sulfate pulp must specify softwood vs hardwood origin
• Label shipments clearly as 'dissolving grades' with process details to prevent confusion with paper pulp under 4703