Use of different buffers for detection and separation in determination of physio-active components in oolong tea infusion by CZE with amperometric detection

Journal of Separation Science

Volumn 33, Issue 9, 2010, Pages 1312-1318

  Yang, Zhiyong ^a,b   Li, Zicheng ^a   Zhu, Jinkun ^a   Wang, Qingjiang ^a   He, Pingang ^a   Fang, Yuzhi ^a  

^a EAST CHINA NORMAL UNIVERSITY   (China)

^b DALI UNIVERSITY   (China)

Author keywords

Amperometric detection; Buffers; CE; Oolong tea infusion; Physio active components

Indexed keywords

ACTIVE COMPONENTS; ACTIVE INGREDIENTS; AMPEROMETRIC DETECTION; ANALYTES; ASCORBIC ACIDS; DISC ELECTRODES; EPIGALLOCATECHIN GALLATE; JET CONFIGURATION; OOLONG TEA; OXIDATION BEHAVIORS; PEAK AREA; SIMULTANEOUS DETERMINATIONS; THREE ORDERS OF MAGNITUDE; TIME PERIODS; WORKING ELECTRODE;

AMINO ACIDS; ELECTROCATALYSIS; KETONES; SUGAR (SUCROSE); SYSTEM STABILITY;

ORGANIC ACIDS;

AMINO ACID DERIVATIVE; ASCORBIC ACID; BORIC ACID; BUFFER; COPPER; EPIGALLOCATECHIN GALLATE; FRUCTOSE; GLUCOSE; GLUTAMINE; PHOSPHATE; POLYPHENOL DERIVATIVE; SODIUM HYDROXIDE; SUGAR; THEANINE;

AMPEROMETRY; ARTICLE; CAPILLARY ELECTROPHORESIS; CATALYSIS; CONTROLLED STUDY; ELECTRIC POTENTIAL; ELECTRODE; OOLONG TEA; OXIDATION; PRIORITY JOURNAL; TEA;

AMINO ACIDS; ASCORBIC ACID; BUFFERS; CARBOHYDRATES; CATECHIN; ELECTROCHEMISTRY; ELECTROPHORESIS, CAPILLARY; LIMIT OF DETECTION; REPRODUCIBILITY OF RESULTS; TEA;

EID: 77952228963     PISSN: 16159306     EISSN: 16159314     Source Type: Journal    
DOI: 10.1002/jssc.200900586     Document Type: Article

References (30)

1. Jankun J., Selman S. H., Swiercz R., Skrzypczak-Jankun E., Nature 1997, 387, 561.
2. Yokogoshi, H., Kobayashi, M., Life Sci. 1998, 62, 1065-1068.
3. Yang, M. H., Wang C. H., Chen H. L., J. Nutr. Biochem. 2001, 12, 14-20.
4. Zhu, Q. Y, Hackman, R. M., Ensunsa, J. L., Holt, R. R., Keen, C. L., J. Agric. Food Chem. 2002, 50, 6929-6934.
5. Gu, Q., Lu, J. S., Ye, B. C., Tea Chemistry, University of Science and Technology of China Press, Hefei 2002, pp. 48-84 (in Chinese).
6. Lee, B. L., Ong, C. N., J. Chromatogr. A 2000, 881, 439-447.
7. Horie, H., Muka, T., Kohata, K., J. Chromatogr. A 1997, 758, 332-335.
8. Horie, H., Kohata, K., J. Chromatogr. A 1998, 802, 219-223.
9. Su, F., Zhou, L. C., Feng, P. C., Chin. J. Pharm. Anal. 2002, 2, 132-134 (in Chinese).
10. Soga, T., Serwe, M., Food Chem. 2000, 69, 339-344.
11. Honda, S., Okeda, J., Iwanaga, H., Kawakami, S., Tega, A., Suzuki, S., Imai, K., Anal. Biochem. 2000, 286, 99-111.
12. Carando, S., Teissedre,P. L., Cabanis, J. C., J. Chromatogr. B 1998, 707, 195-201.
13. Chen, G ., Zhang, H . W., Ye,J . N., Anal. Chim. Acta 2000, 423, 69-76.
14. Cheng, X., Zhang, S., Zhang, H. Y., Wang, Q. J., He, P. G., Fang, Y . Z., Food Chem. 2008, 106, 830-835.
15. Dong, S. Q., Zhang, S., Chi, L. Z., He, P. G., Wang, Q. J., Fang, Y. Z., Anal. Biochem. 2008, 381, 199-204.
16. Rubianes, M. D., Rivas, G. A., Anal. Chim. Acta 2001, 440, 99-108.
17. Wu, T., Guan, Y. Q., Ye, J. N., Food Chem. 2007, 100, 1573-1579.
18. Fang, X. M., Ye, J. N., Fang, Y. Z, Anal. Chim. Acta 1996, 329, 49-55.
19. Luo, M. Z., Baldwin, R. P., J. Electroanal. Chem. 1995, 387, 87-94.
20. Luo, P. F., Zhang, F. Z., Baldwin, R . P., Anal Chem. 1991, 63, 1702-1707.
21. Ding, Y. S., Yu, H., Mou, S. F., J. Chromatogr. A 2002, 982, 237-244.
22. Cao, Y . H., Zhang, X ., Ding, X . H., Fang, Y . Z., Ye, J. N., Chin. J. Anal. Chem. 2001, 29, 1072-1075 (in Chinese).
23. Dong, S. Q., Zhang, S., Cheng, X., He, P. G., Wang, Q. J., Fang, Y . Z., J. Chromatogr. A 2007, 1161, 327-333.
24. Ye, J. N., Baldwin, R. P., Anal. Chem. 1993, 65, 3525-3527.
25. Colon, L. A., Dadoo, R., Zare, R. N., Anal. Chem. 1993, 65, 476-481.
26. Lee, D., Bunker, M., J. Chromatogr. Sci. 1989, 27, 496-500.
27. Kaneta, T., Tanaka, S., Yoshida, H., J. Chromatogr. A 1991, 538, 385-391.
28. Seitz, U., Bonn, G., Oefner, P., Popp, M., J. Chromatogr. A 1991, 559, 499-504.
29. Hoffstetter-Kuhn, S., Paulus, A., Gassmann, E., Widmer, H. M., Anal. Chem. 1991, 63, 1541-1547.
30. Morin, P., Villard, F., Dreux, M., J. Chromatogr. A 1993, 628, 153-160.