用连续逆流式超临界双塔浓缩和精制维生素K<sub>1</sub>

李雪;金君素;张泽廷;于恩平;吴浩

Concentration of vitamin K₁ by supercritical carbon dioxide with two continuous countercurrent columns

LI Xue;JIN Jun-su;ZHANG Ze-ting;YU En-ping;WU Hao

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