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。
A silica gel-ion exchange chromatography has been developed for the analysis of polar components in the used gasoline engine oil.
使用离子交换和凝胶过滤色谱法从富硒螺旋藻中提纯含硒藻蓝蛋白。
Selenium-containing phycocyanin(Se-PC)was purified from Se-enriched Spirulina platensis using ion exchange and gel filtration chromatography.
方法采用优球蛋白沉淀、离子交换色谱、(NH4)2so4沉淀和亲和色谱法进行纯化。
Methods a combination of euglobulin precipitation, ion-exchange chromatography, (NH4) 2so4 precipitation and affinity chromatography was used in the process of purification.
用离子交换柱层析法分离，用反相高效液相色谱法进一步纯化，经聚丙烯酰胺凝胶电泳分析确定相对分子质量。
Methods The peptide was separated by ion exchange column chromatography and further purified by reverse phase HPLC, and the molecular weight was determined by tricine gel electro phoresis.
用离子交换柱层析法分离，用反相高效液相色谱法进一步纯化，经聚丙烯酰胺凝胶电泳分析确定相对分子质量。
Methods The peptide was separated by ion exchange column chromatography and further purified by reverse phase HPLC, and the molecular weight was determined by tricine gel electro phoresis.
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