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8833701993-03-17New YorkClassification

The tariff classification of 4-4-Diamino-Diphenylamine-2-Sulphonic Acid (CAS # 119-70-0) from Taiwan Dear Mr. Quee:

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

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Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-28 · Updates monthly

Summary

The tariff classification of 4-4-Diamino-Diphenylamine-2-Sulphonic Acid (CAS # 119-70-0) from Taiwan Dear Mr. Quee:

Ruling Text

NY 883370 March 17, 1993 CLA-2-29:S:N:N7:240 883370 CATEGORY: Classification TARIFF NO.: 2921.59.1000 Mr. Robert Chin Quee Wolf D. Barth Co. Inc. 150-30 132nd Avenue Jamaica, New York 11434 RE: The tariff classification of 4-4-Diamino-Diphenylamine-2- Sulphonic Acid (CAS # 119-70-0) from Taiwan Dear Mr. Quee: In your letter dated February 22, 1993, you requested a tariff classification ruling on behalf of your client Tomen America Inc. The applicable HTS subheading for 4-4-Diamino-Diphenylamine- 2-Sulphonic Acid (CAS # 119-70-0) also known as 5-amino-2-(p- aminoanilino) benzenesulfonic acid will be 2921.59.1000, Harmonized Tariff Schedule of the United States (HTS), which provides for the eo nomine provision 5-amino-2-(p-aminoanilino) benzenesulfonic acid. The duty rate will be 5.8 percent ad valorem. This ruling is being issued under the provisions of Section 177 of the Customs Regulations (19 C.F.R. 177). A copy of this ruling letter should be attached to the entry documents filed at the time this merchandise is imported. If the documents have already been filed, this ruling should be brought to the attention of the Customs officer handling the transaction. Sincerely, Jean F. Maguire Area Director New York Seaport