U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2904.10.3700
$2.2M monthly imports
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Ruling Age
32 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of 2-naphthalene sulfonic acidsodium salt (CAS# 532-02-5) from Japan.
NY 885977 May 13, 1993 CLA-2-29:S:N:N1:239 885977 CATEGORY: Classification TARIFF NO.: 2904.10.3700 Mr. Edmund J. Corboy Austin Chemical Company, Inc. 9655 West Bryn Mawr Avenue Rosemont, IL 60018-5299 RE: The tariff classification of 2-naphthalene sulfonic acid sodium salt (CAS# 532-02-5) from Japan. Dear Mr. Corboy: In your letter dated May 6, 1993, you requested a tariff classification ruling. The applicable subheading for 2-naphthalene sulfonic acid sodium salt will be 2904.10.3700, Harmonized Tariff Schedule of the United States (HTS), which provides for other aromatic sulfonated, nitrated or nitrosated derivatives of hydrocarbons. The rate of duty will be 3.7 cents per kilogram plus 15.9 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 been filed without a copy, this ruling should be brought to the attention of the Customs officer handling the transaction. Sincerely, Jean F. Maguire Area Director New York Seaport