U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2930.90.9190
$63.7M monthly imports
Compare All →
Ruling Age
17 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-03 · Updates monthly
The tariff classification of 2,2’-Dimercaptodiethylsulfide (CAS 3570-55-6) from Japan
N027236 May 16, 2008 CLA-2-29:OT:RR:NC:2:239 CATEGORY: Classification TARIFF NO.: 2930.90.9190 Mr. Joseph Chivini Austin Chemical Company 1565 Barclay Blvd. Buffalo Grove, IL 60089 RE: The tariff classification of 2,2’-Dimercaptodiethylsulfide (CAS 3570-55-6) from Japan Dear Mr. Chivini: In your letter dated April 25, 2008, you requested a tariff classification ruling for 2,2’-Dimercaptodiethylsulfide which you have stated will be used as a pharmaceutical intermediate and will be packaged in bulk form. The applicable subheading will be 2930.90.9190, Harmonized Tariff Schedule of the United States (HTSUS), which provides for other organo-sulfur compounds. The rate of duty will be 3.7 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 Richard Dunkel at 646-733-3032. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division