Hydroquinone Monomethyl Ether (MEHQ) from Mexico
MEHQ is a monophenol ether used as polymerization inhibitor, classified HTS 2907.19.80.00. Protects acrylic monomers during storage. Chemically defined inhibitor meeting Chapter 29 criteria.
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
• ppm concentration specifications critical for end-use
• Light-sensitive - stable packaging declarations needed
• Purity >98% prevents stabilizer classification