DMF for Polyacrylonitrile Fiber Production from Mexico
Specialty DMF used in the solvent-spinning process for acrylic fibers, offering high solvency for polymers. It is the chemically defined compound dimethylformamide under HTS 2924.19.11.20.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• Certify for fiber-grade purity; comply with CPSC labeling if end-use traced
• Avoid mixing lots to prevent impurity disputes