Polymerized Linseed Oil from Mexico
Polymerized linseed oil undergoes heat treatment in vacuum or inert gas to increase viscosity for use in alkyd resins and industrial coatings. Classified in HTS 1518.00.20.00 for chemically modified linseed oil fractions, polymerized by heat as specified in the heading.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide lab analysis proving polymerization to distinguish from dehydrated or blown oils
• Ensure bulk packaging complies with DOT hazmat regulations for viscous oils
• Avoid retail packaging if possible, as sets with applicators may reclassify under other chapters