Liquid Polysulfone Concentrate from China
Low-viscosity thermoplastic polysulfone in concentrated solution primary form, but solid-adjusted for 3911.90.91.10 as other thermoplastic per notes. Used in specialty coatings.
Duty Rate — China → United States
44%
Rate breakdown
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Specify <50% solvent to argue primary thermoplastic vs dispersion
• Stability data prevents reclass as 3917 tubes if hose-applied