Tob. Sci., 1979, 23-08, p. 25-28, ISSN. 0082-4523
Manual determination of nitrate and sulfate in tobacco and tobacco products
Philip Morris Research Center, Philip Morris U.S.A., P.O. Box 26563, Richmond, Virginia USA
Simple manual procedures for the determination of nitrate and sulfate in tobacco leaf and tobacco products are described. Nitrate is determined on a dilute acidic extract of the tobacco or tobacco product by reaction with diphenylamine, ammonium...