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Figure 1 Supplementary Material Reproduced from Journal of Chromatography A , Mixer-settler counter-current chromatography with a barricaded spiral disk assembly with glass beads, Yoichiro Ito, Lin Qi, Jimmie Powell, Frank Supernack, Howard Metger, James Yost, Xue-Li Cao, Yin-Mao Dong, LiangsemgHuo. Xiao-Png Zhu, Ting Li, vol. 1151, P 110, (2007), with permission from Elsevier.