Base
N0120522007-06-15New YorkClassification

The tariff classification of 4-Amino-3,6-bis[(p-aminophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid, CAS No. 56405-32-4, imported in bulk form, from China

U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced

Cross-Source Intelligence

Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-02 · Updates monthly

Summary

The tariff classification of 4-Amino-3,6-bis[(p-aminophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid, CAS No. 56405-32-4, imported in bulk form, from China

Ruling Text

N012052 June 15, 2007 CLA-2-29:RR:NC:2:240 CATEGORY: Classification TARIFF NO.: 2927.00.5000 Mr. Jonathan Hupert Biddle Sawyer Corporation 21 Penn Plaza 360 West 31st Street New York, NY 10001 RE: The tariff classification of 4-Amino-3,6-bis[(p-aminophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid, CAS No. 56405-32-4, imported in bulk form, from China Dear Mr. Hupert: In your letter dated May 25, 2007 you requested a tariff classification ruling. The subject product, 4-Amino-3,6-bis[(p-aminophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid, CAS No. 56405-32-4, is an azo compound indicated for use as a chemical intermediate to produce Direct Black 19. Direct dyes are used in the coloration of cellulosics, paper, leather, silk and jute. The applicable subheading for 4-Amino-3,6-bis[(p-aminophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid, will be 2927.00.5000, Harmonized Tariff Schedule of the United States (HTSUS), which provides for Diazo-, azo- or azoxy-compounds: Other: Other: Other. The rate of duty will be 6.5 percent ad valorem. Duty rates are provided for your convenience and are subject to change. The text of the most recent HTSUS and the accompanying duty rates are provided on World Wide Web at http://www.usitc.gov/tata/hts/. 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 646-733-3268. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division