A bonded stationary phase for gas chromatography has been prepared by the thermal reaction between 405 white support and PEG 20m.
本文采用热反应键合法，将PEG -20 M与405白色硅藻土载体进行热键合制备气相色谱键合固定相。
The performance of the modified and immobilized PEG 20M columns were evaluated chromatographically and their polarities were compared with the ordinary non-cross linked PEG-20M column.
改性并交联的PEG-20M柱的性能用色谱方法进行了评价并对此种柱与一般非交联的PEG-20M柱的极性作了比较。
In this paper, method of PEG-20M and OV-101 Stainless Capilliary Column on GC-MS is adopted to analyse and study the chemical components of essential oil of Litsea cubeba Pers. in Jiangxi province.
本文介绍用PEG - 20 M、OV- 101毛细管柱分离，以气相色谱与质谱联用检测的方法对我省山苍子精油的化学成分进行分析研究。
The separation of methanol, acetaldehyde and ethyl acetate in the standard liquor sample on the monolithic column is much more convenient than that on PEG-20M columns.
在白酒标样分析中，使得乙醛、甲醇、乙酸乙酯的色谱峰能够分开，比现有的聚乙二醇（PEG-20M）柱的分析方法更为便捷。
Method: PEG-20M capillary column and the best analytical condition were used and determined by area percent method.
方法：选用PEG 2 0M毛细管柱及最佳分析条件，用面积归一化法测定。
A polar PEG-20M column was applied for the analysis of the contents and distribution of FAME in biodiesels from 8 different vegetable oils.
采用极性聚乙二醇色谱柱测定了8种不同植物油中脂肪酸甲酯的含量和分布。
A polar PEG-20M column was applied for the analysis of the contents and distribution of FAME in biodiesels from 8 different vegetable oils.
采用极性聚乙二醇色谱柱测定了8种不同植物油中脂肪酸甲酯的含量和分布。
应用推荐