C3-C7 Alcohol Chain Transfer Agent from Mexico
Propanol/hexanol mixture controlling polymer molecular weight in radical polymerization. HTS 3824.99.9310 for such C11-lower acyclic alcohol chemical preparations.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Transfer constant (Cs) data confirms polymerization function
• Inhibit polymerization during storage with MEHQ levels
• GPC chromatograms validate molecular weight control claims