Triethanolamine Sulfate from Japan
Triethanolamine sulfate is a salt derived from triethanolamine and sulfuric acid, used primarily as an emulsifier in personal care products and textiles. Classified under HTS 2922.19.90.00 as it matches the definition of salts of triethanolamine, an oxygen-function amino-alcohol, per HTS chapter notes on salt classification. Its chemical structure retains the core amino-alcohol functionality.
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
• Submit manufacturer's declaration of salt formation process to distinguish from sulfuric acid (2807.00); ensure <1% impurities
• Use HTSUS certificate of origin for preferential duties; test for sulfate content to avoid reclassification