Rapid determination of caffeine in one drop of beverages and foods using drop-to-drop solvent microextraction with gas chromatography/mass spectrometry

Journal of Chromatography A

Volumn 1170, Issue 1-2, 2007, Pages 9-14

  Shrivas, Kamlesh ^a   Wu, Hui Fen ^a  

^a NATIONAL SUN YAT SEN UNIVERSITY   (Taiwan)

Author keywords

Beverages and foods; Caffeine; Drop to drop solvent microextraction; Gas chromatography mass spectrometry

Indexed keywords

CHLORINE COMPOUNDS; MASS SPECTROMETRY; OPTIMIZATION; ORGANIC SOLVENTS; THERMAL EFFECTS;

BEVERAGES AND FOODS; CAFFEINE; DROP-TO-DROP SOLVENT MICROEXTRACTION; ROOM TEMPERATURE;

GAS CHROMATOGRAPHY;

CAFFEINE; CHLOROFORM; ORGANIC SOLVENT; SOLVENT;

ANALYTIC METHOD; ARTICLE; BEVERAGE; CONCENTRATION RESPONSE; CORRELATION COEFFICIENT; DIAGNOSTIC PROCEDURE; DROP TO DROP SOLVENT MICROEXTRACTION; FEASIBILITY STUDY; FOOD; GAS CHROMATOGRAPHY; MASS SPECTROMETRY; METHODOLOGY; PRIORITY JOURNAL; QUANTITATIVE ANALYSIS; ROOM TEMPERATURE;

BEVERAGES; CAFFEINE; CALIBRATION; CHEMICAL FRACTIONATION; CHLOROFORM; FOOD ANALYSIS; GAS CHROMATOGRAPHY-MASS SPECTROMETRY; MICROCHEMISTRY; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; SOLVENTS; SPECTROMETRY, MASS, ELECTROSPRAY IONIZATION; WATER;

EID: 35148860636     PISSN: 00219673     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chroma.2007.09.020     Document Type: Article

References (30)

1. O'Neil M.J., Smith A., Heckelman P.E., Obenchain J.R., Gallipeau J.A.R., D'Arecca M.A., and Budavari S. Merck Index-An Encyclopedia of Chemicals, Drugs and Biologicals. 13th ed. (2001), Merck & Co., Rahway, NJ p. 275
2. Pennington J.A.T. Food Values of Portions Commonly Used. 18th ed. (2005), J.B. Lippincott, Philadelphia, PA
3. Ministerio de Agricultura, Pescay Alimentacion. Recopilacion Legislativa Alimentaria, Capitulo 29, bebidas no alcoholicas, Madrid, 1982.
4. Varnam A.H., and Sutherland J.P. Beverages: Technology, Chemistry and Microbiology (1994), Chapman & Hall, London p. 234
5. Stavric B. Food Chem. Toxicol. 26 (1988) 541
6. Cepeda A., Paseiro P., Simal J., and Rodri{dotless}guez J.L. Alimentaria 211 (1990) 23
7. Lau O., Luk S., Cheng O., and Chiu T.P.Y. Analyst 117 (1992) 777
8. Nishitani E., and Sagesaka Y.M. J. Food Compos. Anal. 17 (2004) 675
9. Horie H., Nesumi A., Ujihara T., and Kohata K. J. Chromatogr. A 942 (2002) 271
10. Naik J.P. J. Agric. Food Chem. 49 (2001) 3579
11. Conte E.D., and Barry E.F. Microchem. J. 48 (1993) 372
12. Najafi N.M., Hamid A.S., and Afshin R.K. Microchem. J. 75 (2003) 151
13. Daghbouche Y., Garrigues S., Vidal M.T., and de la Guardia M. Anal. Chem. 69 (1997) 1086
14. Chen Q.C., and Wang J. J. Chromatogr. A 937 (2001) 57
15. Chen Q.C., Mou S.F., Hou X.P., and Ni Z.M. Anal. Chim. Acta 371 (1998) 287
16. Ford M.J., Deibel M.A., Tomkins B.A., and Van Berke G.J. Anal. Chem. 77 (2005) 4385
17. Chen C.N., Liang C.M., Lai J.R., Tsai Y.J., Tsay J.S., and Lin J.K. J. Agric. Food Chem. 51 (2003) 7495
18. Perva-Uzunalic A., Skerget M., Knez Z., Weinreich B., Otto F., and Gruner S. Food Chem. 96 (2006) 597
19. Senol A., and Aydin A. J. Food Eng. 75 (2006) 565
20. Ku Y.R., Wen K.C., Chang L.K., and Ho Y.S. J. Pharm. Biomed. Anal. 20 (1999) 351
21. Patsias J., and Mourkidou E.P. J. Chromatogr. A 904 (2000) 171
22. Vesely P., Lusk L., Basarova G., Seabrooks J., and Ryder D. J. Agric. Food Chem. 51 (2003) 6941
23. Crespi{dotless}n M.A., Gallego M., and Valcarcel M. J. Chromatogr. B 773 (2002) 89
24. Liu B.M., Malik P., and Wu H.F. Rapid Commun. Mass Spectrom. 18 (2004) 2059
25. Jeannot M.A., and Cantwell F.F. Anal. Chem. 69 (1997) 235
26. Yan C.H., and Wu H.F. Rapid Commun. Mass Spectrom. 18 (2004) 3015
27. Zhao L., and Lee H.K. Anal. Chem. 74 (2002) 2486
28. Shen G., and Lee H.K. Anal. Chem. 74 (2002) 648
29. Wu H.F., Yen J.H., and Chin C.C. Anal. Chem. 78 (2006) 1707
30. Liu J., Jiang G., Chi Y., Cai Y., Zhou Q., and Hu J.T. Anal. Chem. 75 (2003) 5870