Nifedipine was extracted from plasma under basic conditions with ether. Chromatography was performed with an electron capture detector.
在碱性条件下，用乙醚从血浆中提取硝苯地平，在气相色谱上直接进样。CEFA is suitable for the direct analysis of plasma or serum samples and could be used in clinical therapeutic drug monitoring.
CEFA适合于血清或血浆样品的直接进样分析，有望用于临床治疗药物监测。The technique involves direct injection of an aqueous dilution of the product and thus is simple and direct.
此项技术是用稀释过的样品的水溶液直接进样，方法简单而直接Direct injections of solutions are the usual mode of injection, unless otherwise prescribed in the monograph.
溶液的直接进样是进样的常用方式，除非在各论中指明。Without derivation, organic acids were exacted from tobacco to take quantitative analysis by injecting into GLC directly.
采取不经衍生化，把从烟叶中萃取出的有机酸成分，直接进样的方式进行GLC定量分析。In addition to a six-way valve used in conventional autosamplers, a direct injection valve (DIV) was de- signed and used in the autosampler.
除了需要常规自动进样器的六通切换阀，还设计了一个直接进样阀（DIV）用于自动进样器。The plasma samples were diluted with the mobile phase and centrifuged before injection.
人血浆样品用流动相稀释并离心后，直接进样分析。Direct Sample Injection in Capillary to Determine High Boiling Point Flavoring Components in Fermented Soybean- flavor Liquor
毛细管直接进样测定豉香型白酒中高沸点香味物质Workplace air--Determination of tetrafluoroethylene--Direct injection gas chromatographic method
车间空气中四氟乙烯的直接进样气相色谱测定方法