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. Author manuscript; available in PMC: 2011 Jan 1.
Published in final edited form as: J Liq Chromatogr Relat Technol. 2010 Jan 1;33(16):1502–1515. doi: 10.1080/10826076.2010.489000

Table 1.

Partition coefficient (K) of eleven flavonoids in different radio of n-hexane-ethyl acetate-methanol-water

Compound Solvent system radio K value
I 7.5:15:6:7, v/v 0.29
II 0.43
X 2.78
III 2.5:15:2:7, v/v 0.78
IV 0.93
V 1.23
VI 0:1:0:1, v/v ---
VII 0.85
VIII 1.03
IX 1.55