Gas chromatography works by vaporising extracts of urine and passing them through a long tube , along which some constituent compounds move more quickly than others .
Perfumers like p & g prestige subject the oil to gas chromatography and other precise forms of measurement to verify its quality before blending it with other fragrances .
Study on human rabies vaccine purified by column chromatography .
柱层析法纯化人用地鼠肾细胞狂犬病毒灭活疫苗的研究。
Experimental study of continuous separation of enantiomers by simulated moving bed chromatography .
以模拟移动床层析法连续分离旋光性异构物的实验研究。
Organic compounds with various boiling points are determined by thin layer chromatography .
采用薄层层析法对不同沸点的有机化合物进行了测定。
A technique very similar to affinity chromatography .
一种与亲和层析非常相似的技术。
Results the identified characteristics of chromatography were distinct and the spots were clear .
结果苍耳子药材在不同的层析条件下分离效果均好,斑点清晰。
Analysis of thiopurine drugs in tablets , and mercaptopurine and its metabolites in whole blood by liquid chromatography and capillary electrophoresis .
Column chromatography separation of chemical compounds using an instrument with a column designed for gases or liquids , in order to identify or quantify a particular substance .