Bull. Spec. CORESTA Symposium, Kallithea, 1990, p. 24, ISSN.0525-6240 The european community tar directive : a challenge to the scientists OWEN B. Tobacco Advisory Council Glen House Stag Place, London, UK
Tob. Sci., 1970, 14-27, p. 95-97, ISSN.0082-4623 Evaluation of cigarette filter efficiency by chromatography on plaster of paris AFFONSO A. Goa College of Pharmacy USA Chromatography on set plaster of Paris has been used to determine the content in nicotine and tar of cigarette smoke, exhaled smoke and filter tips of some commercial brands of cigarettes. The chromatograms have been subjected to densitometry for the...