sec-Butylbenzene from Mexico
sec-Butylbenzene is an alkylbenzene used in surfactant synthesis. It fits HTS 2902.90.30.50 as 'other' polyalkylbenzene equivalents with C4+ chains. Chemically defined per Chapter 29, excluding formulated mixtures.
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
• Confirm optical purity if chiral applications; provide flash point data for transport; segregate from oxidizers due to flammability risks