N,N-Diethylmetanilic Acid Sodium Salt from Japan
The sodium salt of N,N-diethylmetanilic acid, explicitly listed in HTS 2921.42.18.00, is a water-soluble aniline sulfonic acid derivative. Used in direct dye manufacturing. Salts classified with parent organic compound per Chapter 29 note 5(C).
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Higher assay stability than free acid; specify anhydrous vs hydrated form
• Non-hazardous UN number but verify IATA for air shipment
• Customs may require counterion analysis to confirm salt identity