U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2921.45.6000
$0.1M monthly imports
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Ruling Age
24 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-03 · Updates monthly
The tariff classification of 7-Amino-2-napthalenesulfonic acid (CAS # 494-44-0) from Japan
NY G89791 June 5, 2001 CLA-2-29:RR:NC:2:240 G89791 CATEGORY: Classification TARIFF NO.: 2921.45.6000 Mr. Joseph J. Chivini Austin Chemical Company, Inc. 1565 Barclay Boulevard Buffalo Grove, Illinois 60089 RE: The tariff classification of 7-Amino-2-napthalenesulfonic acid (CAS # 494-44-0) from Japan Dear Mr. Chivini: In your letter dated March 27, 2001, you requested a tariff classification ruling. 7-Amino-2-naphthalenesulfonic acid is an aromatic, monoamine derivative used as a pharmaceutical intermediate. The applicable subheading for 7-Amino-2-naphthalenesulfonic acid will be 2921.45.6000, Harmonized Tariff Schedule of the United States (HTS), which provides for Amine-function compounds: Aromatic monoamines and their derivatives; salts thereof: Other: Products described in additional U.S. note 3 to section VI….. The rate of duty will be 8.6 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 Stephanie Joseph at 212-637-7066. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division