Stabilized Propylene Gas from Mexico
Propene with added polymerization inhibitor (per chapter note f) for safe transport and storage in petrochemical supply chains. Remains classified as HTS 2901.22.00.00 since stabilizer is solely for preservation. Used in downstream alkylation and metathesis.
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
• Document stabilizer type and concentration (<0.1% typical); label as UN 1077 Propylene, inhibited; inspect for solvent dissolution per note (e)