APCI-MS相关论文
Nowadays,up to 90 percent of commercialized and pharmaceutical compounds are polar and can be successfully characterized......
Identification of triacylglycerol composition in tuna oil by high-performance liquid chromatography-
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For complex samples, monodimensional HPLC often do not provide enough separation and its identification power is limited......
Off-line comprehensive two-dimensional liquid chromatography coupled with atmospheric pressure chemi
Triacylglycerols (TGs) from plant oils and animal fats are an important part of human diet due to their high nutritional......
[质子化 N-(4-卤代苄基)哌嗪裂解反应中的芳香族亲核取代反应研究]芳香族亲核取代(SNAr)反应是最基本的有机化学反应之一,其最......
改进了以C柱分离检测番茄红素异构体的高效液相色谱方法,并借助液相色谱-大气压化学电离源质谱联用(HPLC-APCI-MS)法检测分离得到......
8种全氯代多环芳烃的大气压化学电离质谱(APCI-MS)测试结果表明,在APCI离原中,所有全氯代多环芳烃均能形成质量较样品分子量少19的负离子,该类负离子是......
目的:本论文以CO2超临界流体萃取法提取珍稀药材金线莲中甾醇类和萜类化合物,并对上述两类物质进行定性和定量;初步对中药材金线莲......
食用油中的主要成分即三酰甘油,它是由三种中长链脂肪酸分子连接在甘油骨架上形成的酯。三酰甘油分子影响着油脂的物理化学性质及......