Diacetylaminosulfonic Acid Potassium Salt from China
Synonymous with acetoacetsulfanilic acid potassium salt, this dye coupler is a named product in HTS 2924.29.23.00, classified as an aromatic amide salt under Chapter 29 salt rules.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• pH test for salt confirmation; declare for azo dye use if applicable
• Avoid note (h) dilution misdeclaration