Propylene Oxide from Mexico
Methyloxirane, commonly known as propylene oxide, is a volatile, colorless liquid organic compound with a three-membered epoxide ring, classified under HTS 2910.20.00.00 as a separate chemically defined epoxide. It serves as a key intermediate in producing polyether polyols for polyurethane foams and propylene glycol for antifreeze.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify purity certificate (typically 99.5%+); ensure UN2057 hazardous material declaration for DOT compliance; store in stainless steel containers to prevent contamination