Technical Grade Metanilic Acid from Mexico
Technical grade metanilic acid contains allowable impurities but remains a separate chemically defined compound under chapter note (a), classified in HTS 2921.42.21.00. Primarily used in industrial dye manufacturing where high purity is not required.
Duty Rate — Mexico → United States
16.5%
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
• Submit assay reports showing >90% metanilic acid content; impurities must not change chemical identity per chapter notes
• Include stabilizer declaration if anticaking agents added, ensuring they qualify under note (f) for preservation only
• Watch for anti-dusting agent additions; excess may trigger reclassification if rendering product for specific use