The tariff classification of sodium bis (trimethyl silyl)amide from Japan.

NY 869688 December 30. 1991 CLA-2-29:S:N:N1:239 869688 CATEGORY: Classification TARIFF NO.: 2931.00.5010 Mr. Edmund J. Corboy Austin Chemical Company, Inc. 9655 West Bryn Mawr Avenue Rosemont, IL 60018-5299 RE: The tariff classification of sodium bis (trimethyl silyl) amide from Japan. Dear Mr. Corboy: In your letter dated December 2, 1991, you requested a tariff classification ruling. The applicable subheading for sodium bis (trimethyl silyl) amide (CAS# 1070-89-9), which is also known as sodium hexamethyldisilazane, will be 2931.00.5010, Harmonized Tariff Schedule of the United States (HTS), which provides for other organo-silicon compounds. The rate of duty will be 3.7 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