Passage 1 The Introduction of GC

所属栏目:药学英语

Gaschromatographyisaseparationtechniquewherebyavaporizedsampleiscarriedbyaflowingstreamof(usually)inertgasthroughatubewhichiseitherfilledwithfineparticlesoriswall-coatedwithalow-volatilityliquid.Thetubeistermedthecolumn.Ifthecolumnisfilledwithdryparticles ......(本文共 2199 字 )     [阅读本文] >>


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