Abstract : changes of group-component , functional groups of carbonyl and sulfoxide and molecular weight distribution of shengli 100b and south korea 70 asphalts af ter ageing were investigated by ir spectra and gel permeation chromatograph .
Analysis of the causes of chromatograph missing some components .
色谱仪丢失组分原因分析。
To find out the bloody mary 's secret , researchers shared one with a chromatograph , which identified the various compounds that contribute to the drink 's flavor and bouquet .
为了寻找血腥玛丽的秘密,研究者用色谱进行分析,这种方法能够鉴定出给饮者不同味道的各种化合物。
A rapid detection of catechins and caffeine in tea-leaves by high performance liquid chromatograph .
高效液相色谱快速测定茶叶中儿茶素的含量。
Chromatograph the unified national invoice manufacture-supervision seal of the tax bureaus of cities with separate planning .