Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.
分别采用硅胶柱色谱法和溶剂抽提，分离优质塑料抛光膏中的油脂和磨料部分。
This paper presents a new porous silica microsphere packing for gel permeation chromatography (GPC).
本文介绍了一种新研制的硅质球形凝胶渗透色谱填料。
A silica gel-ion exchange chromatography has been developed for the analysis of polar components in the used gasoline engine oil.
本文建立了汽油发动机油在用油极性组分的分析方法，即硅胶-离子交换色谱法。
Methods Using silica gel column chromatography for separation, TLC for tracking and detection, HPLC for purity detection of the products.
方法采用硅胶柱色谱进行分离，薄层色谱跟踪检测，HPLC检测产品纯度。
Objective This paper introduces a new method for removing the organic impurities in silica gel powder used for thin layer chromatography.
目的本文介绍了灼烧去除薄层色谱硅胶粉中有机杂质的方法。
The liquid chromatography Silica and bonded silica gel, macro-porous silica gel for bio-engineering, SPE column and microprobe filters has reached advanced world standard.
其中液相色谱反相填料，正相填料，生物工程用大孔硅胶，样品预处理净化富集柱以及微孔滤膜、滤器均已达到国际先进水平。
Mainly used for gas chromatography and other analytical instrument gas supply system, gas purification pipe filter, tube can be filled with a variety of fillers (5A/13X/C/ silica gel, etc. ).
气体净化管用气体的过滤，管内可充填各种填料（5A/13X/C/硅胶等）。 气体净化管两端接口能与各种进口，国产仪器连接。
Mainly used for gas chromatography and other analytical instrument gas supply system, gas purification pipe filter, tube can be filled with a variety of fillers (5A/13X/C/ silica gel, etc. ).
气体净化管用气体的过滤，管内可充填各种填料（5A/13X/C/硅胶等）。 气体净化管两端接口能与各种进口，国产仪器连接。
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