Lowilite 27 UV Absorber C7-C9 Esters from China
3-(2H-Benzotriazol-2-yl)-5-(tert-butyl)-4-hydroxybenzene propanoic acid C7-C9 esters (Lowilite 27) is a liquid UV stabilizer explicitly under HTS 2933.99.08.00. This benzotriazole derivative protects polyolefins and engineering plastics from light-induced degradation. It's supplied as branched/linear alkyl esters for broad solubility.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.60100%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
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify exact alkyl chain distribution (C7-C9) in technical data sheet
• Use UN-approved plastic drums or IBC totes for liquid import
• Avoid 2909 ester classification by documenting primary heterocyclic UV function