N,N-Diethylmetanilic Acid Sodium Salt from China
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 — China → United States
23.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
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