4-Aminodiphenylamine from Japan
A diphenylamine derivative with one amino-substituted phenyl ring, classified as aniline derivative under HTS 2921.42.90.00. Used in rubber curing agents and dye intermediates.
Duty Rate — Japan → United States
21%
Rate breakdown
9903.04.628.5%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
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
• Dark brown viscous liquid requires heated tankers for transport
• Impurity profile critical; >1% diphenylamine may trigger mixture classification
• DOT special permit may be required for bulk liquid shipments