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

31.5%

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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Specify <50% solvent to argue primary thermoplastic vs dispersion

Stability data prevents reclass as 3917 tubes if hose-applied

Liquid Polysulfone Concentrate from China — Import Duty Rate | HTS 3911.90.91.10