U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2932.99.6100
$39.6M monthly imports
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Ruling Age
22 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-29 · Updates monthly
The tariff classification of Dihydroquercetin (CAS 24198-97-8) from Russia.
NY J89604 October 24, 2003 CLA-2-29:RR:NC:2:239 J89604 CATEGORY: Classification TARIFF NO.: 2932.99.6100 Mr. Ernest T. Armstrong BioGentec Inc. 2445 McCabe Way, Suite 150 Irvine, CA 92614 RE: The tariff classification of Dihydroquercetin (CAS 24198-97-8) from Russia. Dear Mr. Armstrong: In your letter dated October 1, 2003, you requested a tariff classification ruling for Dihydroquercetin (Chemical Name – 3,3’,4’,5,7-Pentahydroxyflavanone) which you have stated will be used in the pharmaceutical and food industry. The applicable subheading will be 2932.99.6100, Harmonized Tariff Schedule of the United States (HTS), which provides for heterocyclic compounds with oxygen hetero-atom(s) only: other. The rate of duty will be 7.2 percent ad valorem. This ruling is being issued under the provisions of Part 177 of the Customs Regulations (19 C.F.R. 177). A copy of the ruling or the control number indicated above should be provided with the entry documents filed at the time this merchandise is imported. If you have any questions regarding the ruling, contact National Import Specialist Andrew Stone at 646-733-3032. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division