29182920

HS code 2918.29.20.00 (Chapter 29 "Organic chemicals"; Heading 2918 "Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives"; Subheading 291829 "Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives") under the United States tariff schedule classifies "Gentisic acid; and Hydroxycinnamic acid and its salts". United States customs apply MFN rate of 6.5%, Column 2 rate 15.4¢/kg + 48.5%. Statutory unit of measure: kg. 18 free trade agreement preferential rates are available for this code.