CALCULATION OF PROGRAMMED-TEMPERATURE GAS-CHROMATOGRAPHY CHARACTERISTICS FROM ISOTHERMAL DATA .4. PREDICTION OF PEAK WIDTHS

被引:12
作者
ALBAJJARI, TI [1 ]
LEVENT, S [1 ]
TAYLOR, DR [1 ]
机构
[1] UNIV MANCHESTER,INST SCI & TECHNOL,DEPT CHEM,MANCHESTER M60 1QD,LANCS,ENGLAND
关键词
D O I
10.1016/0021-9673(94)00647-4
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
Two alternative theoretical procedures are described for the calculation of peak widths in programmed temperature gas chromatograms from corresponding isothermal widths. The essential distinction between the procedures for the case of essentially temperature-independent column efficiency is noted. Application to a limited set of isothermal width and retention time data and comparison with experimental programmed temperature results reveals the unsatisfactory nature of one of the procedures. The other method is then applied to a more extensive set of compounds and programmed temperature conditions.
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收藏
页码:367 / 376
页数:10
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