The tariff classification of Tissue Freeze Spray from Japan

N215139 May 8, 2012 CLA-2-29:OT:RR:NC:N2:239 CATEGORY: Classification TARIFF NO.: 2903.39.2020 Mr. Troy Crago-Edwards Northrop Grumman Aerospace Systems 700 N. Douglas, Building 902 El Segundo, CA 90245 RE: The tariff classification of Tissue Freeze Spray from Japan Dear Mr. Edwards: In your letter dated April 25, 2012 you requested a tariff classification ruling. The subject product is a tissue freeze spray containing Tetrafluoroethane, also known as 1,2,2,2-Tetrafluoroethane (HFC-134a). Based on the chemical structure, Tetrafluoroethane, CAS No. 811-97-2, is a halogenated derivative of an acyclic hydrocarbon. The product is indicated for use to flash freeze tissue specimens or to harden difficult-to-cut tissue during sectioning. The item, imported in 11 ounce aerosol cans, has a trigger nozzle designed to control tissue freezing, thereby preventing over-cooling of the specimen. You also indicate in your letter that the product does not contain ozone-depleting chlorofluorocarbons (CFCs). The applicable subheading for 1,1,1,2-Tetrafluoroethane will be 2903.39.2020, Harmonized Tariff Schedule of the United States (HTSUS), which provides for Halogenated derivatives of hydrocarbons: Fluorinated, brominated or iodinated derivatives of acyclic hydrocarbons: Other: Other: Fluorinated hydrocarbons: 1,1,1,2-Tetrafluoroethane (HFC-134a). 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 (646) 733-3032.