APPLICATION OF GAS-CHROMATOGRAPHY FOR DETERMINATION OF MOLECULAR MASS OF INDIGENOUS POLYETHYLENEGLYCOLS

被引:0
|
作者
NITA, M [1 ]
NEGOESCU, E [1 ]
CHIRIAC, G [1 ]
BOTEA, M [1 ]
机构
[1] ACAD ROMANA,INST CHIM FIZ,BUCHAREST,ROMANIA
来源
REVISTA DE CHIMIE | 1991年 / 42卷 / 6-7期
关键词
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The determination of the average weight (Mp) and numerical (Mn) of molecular masses of certain indigenous polyethylenglycols by direct and inverse gas chromatography is presented. 2,6 diphenylphenylene oxide (direct chromatography) and polyethylenglycols (inverse chromatography) were used as Tenax stationary phases. The values for the average numerical molecular masses by direct and inverse gas chromatography are comparable.
引用
收藏
页码:336 / 339
页数:4
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