The tariff classification of guanine from Italy.

NY 871418 March 4, 1992 CLA-2-29:S:N:N1:239 871418 CATEGORY: Classification TARIFF NO.: 2933.90.5000 Ms. Alice White S.S.T. Corporation P.O. Box 1649 Clifton, NJ 07015-1649 RE: The tariff classification of guanine from Italy. Dear Ms. White: In your letter dated February 11, 1992, you requested a tariff classification ruling. The applicable subheading for guanine, which is 2-amino-1,7- dihydro-6H-purin-6-one (CAS# 73-40-5) will be 2933.90.5000, Harmonized Tariff Schedule of the United States (HTS), which provides for other heterocyclic compounds with nitrogen hetero- atom(s) only. The rate of duty will be 7.9 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