U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2921.59.1000
$4.9M monthly imports
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Ruling Age
34 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-30 · Updates monthly
The tariff classification of 4-4'-Diamino Diphenylamine-2-Sulfonic Acid (CAS # 119-70-0) from Japan
NY 866081 August 21, 1991 CLA-2-29:S:N:N1:240 866081 CATEGORY: Classification TARIFF NO.: 2921.59.1000 Mr. Richmond Eshaghoff Dyerich Chemical, Corp. P.O. Box 590 24 Woodvalley Lane Port Washington, NY 11050 RE: The tariff classification of 4-4'-Diamino Diphenylamine-2- Sulfonic Acid (CAS # 119-70-0) from Japan Dear Mr. Eshaghoff: In your letter dated August 7, 1991, you requested a tariff classification ruling. The applicable HTS subheading for 4-4'-Diamino Diphenylamine-2-Sulfonic Acid (CAS# 119-70-0) 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. The duty is temporarily suspended for this item under heading 9902.29.31. 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