References
- 1. Gordon, S. M., J. P. Szidon, B. K. Krotoszynski, R. D. Gibbons and H. J. O'Neill: Volatile organic compounds in exhaled air from patients with lung cancer; Clin. Chem. 31 (1985) 1278—1282.
- 2. Noble, A, C.; Sensory and instrumental evaluation of wine aroma; in Analysis of foods and beverages, Academic Press, Inc., New York, N.Y., 1978, pp. 203-228.10.1016/B978-0-12-169050-2.50016-8
- 3. Cantagrel, R.; Application de l'analyse statistique multidimensionnelle à la différenciation des huiles essentielles de lavandes et de lavandins; Parfums, Cosmétiques, Arômes 61 (1985) 73—76.
- 4. Øygard, K., O. Grahl-Nielsen and S. Ulvoen: Oil/ oil correlation by aid of chemometrics; Org. Geo-chem.6 (1984) 561—567.
- 5. Mayfield, H. T., W. Bertsch, T. Mar and J. A. Star-oscik; Application of chemometries to the classification of orange essence oil varieties by GLC; J. High Resolut. Chromatogr. Chromatogr. Com-mun. 9 (1986) 78—83.
- 6. Sakaki, T., K, Niino, H. Sakuma and S. Sugawara: Analysis of tobacco head space volatiles using Ten-ax GC or active carbon; Agric. Biol. Chem, 48 (1984) 3121-3128.
- 7. Parrish, M. E., B. W. Good, M. A. Jeltema and F. S. Hsu: Pattern recognition and capillary gas chromatography in the analysis of the organic gas phase of cigarette smoke; Anal. Chim. Acta 150 (1983) 163-170.
- 8. Sakaki, T., K. Fukuhara, K. Niino, H. Sakuma and S. Sugawara; Changes in the composition of head-space volatiles of flue-cured tobacco by aging; Agric. Biol. Chem. 49 (1985) 1785—1791.
- 9. Sakaki, T., M. Kusama, K. Niino, H, Sakuma and S. Sugawara: Classification of tobaccos with analytical data of nitrogen containing compounds in their head space volatiles; Agric. Biol. Chem. 49 (1985) 1321—1326.
- 10. Hsu, F. S., B. W. Good, M. E. Parrish and T. P. Crews: Pattern recognition for analysis of cigarette smoke by capillary gas chromatography; J. High Resolut. Chromatogr. Chromatogr. Com-mun. 5 (1982) 648-655.
- 11. Heinzer, F., and H. P. Mature: Gaschromatogra-phische Dampfraumanalyse von Tabak; presented at the Ges. Dtsch. Chem. (subgroup Chromatographic) Symp. on Gaschromatogaphische Dampfraumanalyse, Bad Nauheim, West Germany, October 1983.
- 12. Grob, K.: Organic substances in potable water and in its precursor, Part I: Methods for their determination by gas-Uquid chromatography; J. Chromatogr. 84 (1973) 255–273.
- 13. Dube, M. F., and C. R. Green: Methods of collection of smoke for analytical purposes; Recent Adv. Tob. Sci. 8 (1982) 42—102 and references cited therein.
- 14. Heckman, R. A., M. F. Dube, D. Lynm and J. M. Rivers: The role of tobacco leaf precursors in cigarette flavor; Recent Adv. Tob. Sci. 7 (1981) 107—153.
- 15. Schmeltz, I., and D, Hoffmann: Nitrogen-containing compounds in tobacco and tobacco smoke; Chem. Rev. 77 (1977) 295-311 and references cited therein.
- 16. Dirinck, P., J. Veys, M. Decloedt and N. Schamp: He ad space enrichment on Tenax for characterization and flavour evaluation of some tobacco types; Tob. Int. (N.Y.) 182, No. 26 (1980) 125-129.
- 17. Grob, K., G. Grob, W. Blum and W. Walter: Preparation of inert glass capillary columns for gas chromatography — A revised, comprehensive description; J. Chromatogr. 244 (1982) 197—208.
- 18. Grob, K., Jr., G. Grob and K. Grob: Preparation of apolar glass capillary columns by the barium carbonate; procedure; J. High Resolut. Chromatogr. Chromatogr. Commun. 1 (1978) 149-155.