Industrial Phthalic Anhydride Molten from Mexico
Molten phthalic anhydride delivered in heated tankers for direct pipeline feed to alkyd resin plants. Remains classified under HTS 2917.39.04.00 as the pure chemical compound in transport form. Physical state does not affect chemical classification per tariff conventions.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• ,No solidification allowed en route; include solidification point test results (131°C)
• Bulk purity certificate (>99.5%) essential to distinguish from phthalic acid mixtures