A SIMPLE DEVICE FOR PREPARATION OF LOW CONCENTRATION BINARY MOBILE PHASES IN SFC

被引:2
|
作者
GORNER, T [1 ]
FUCHS, G [1 ]
PERRUT, M [1 ]
机构
[1] SEPAREX,F-54250 CHAMPIGNEULLES,FRANCE
来源
JOURNAL OF SUPERCRITICAL FLUIDS | 1995年 / 8卷 / 01期
关键词
SUPERCRITICAL-FLUID CHROMATOGRAPHY;
D O I
10.1016/0896-8446(95)90052-7
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A simple device for the preparation of a ''modified'' supercritical fluid consisting of carbon dioxide with a constant concentration of ''modifier'' is described. The system is based on the thermodynamic equilibrium obtained in a ''saturator'' which permits the contact of carbon dioxide with the modifier at pressure and temperature conditions determining the mobile phase composition with high reproducibility and reliability at low cost.
引用
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页码:66 / 70
页数:5
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