Dipropylamino-butylidene phosphonamidic fluoride methyl salt from Japan
Alkylated salt of N-(dipropylamino)C4-alkylidene phosphonamidic fluoride, with all groups ≤C10, matching HTS 2929.90.50.30 including salts. Used in fine chemical production for herbicides. Chapter notes prioritize nitrogen function classification.
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
• Document alkylation specifics to distinguish from protonated salts; comply with EPA FIFRA if agrochemical intermediate; test for impurities that could shift classification