[1] [1] Cao Z H, Gu D H, Lin Q Y, et al. Phytother Research, 2011, 25(2): 234.

[2] [2] Gong J S, Peng C X, Chen T, et al. Journal of Food Science, 2010, 75（6）: 182.

[4] [4] Gong J S, Chao Tang, Peng C X. Journal of Analytical and Applied Pyrolysis, 2012, 95: 189.

[5] [5] Roberts E H, Smith R. Journal of the Science of Food and Agriculture, 1963, 14: 689.

[6] [6] Hilton P J, Tea In F D, Snell L C. Ettre(Eds.). Encyclopedia of Industrial Chemical Analysis(Vol. 18, pp. 455–516). New York: John Wiley, 1973.

[8] [8] Lee B L, Ong C N. Journal of Chromatography A, 2000, 881: 439.

[9] [9] Lee M J, Prabhu S, Meng X, et al. Analytical Biochemistry, 2000, 279(2): 164.

[10] [10] Whitehead D L, Temple C M. Journal of Science Food and Agriculture, 1992, 58(1): 149.