Abstract − Analytical Sciences, 14(6), 1133 (1998).
Apparatus for Dual-Flow Countercurrent Extraction and ItsEvaluation
Hideyuki NISHIZAWA,Tomoko SHOJI, Aya MIYAJIMA, Masako MIYOSHIand Yoshihiro ABE
Kyoritsu College of Pharmacy,Shibakoen, Minato-ku, Tokyo 105-8512, Japan
An improved apparatus for dual-flow countercurrentextraction was manufactured, and its efficiency was determined by graphicalstage calculations. The apparatus, which had six extraction cell units, wasfound to have more than 5.5 plates. (Keywords: Dual-flow countercurrent extraction, countercurrentchromatography, true moving bed chromatography, salicin,phenyl-beta-D-glucopyranoside)
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