The mass spectrometric behavior of three depsidones isolated from Lichen was studied by elec-trospray tandem mass spectrometry,showing that these compounds in ESI-MSn could produce many daugh-ter ions.
采用电喷雾多级质谱方法,研究了三个从地衣中提取到的缩酚酸醚类化合物在电喷雾电离质谱中的裂解行为,结果表明它们在电喷雾多级质谱中能得到较多碎片离子,其裂解途径能体现它们的基本结构特征。
Use of diffractive-refractive optical system for correction of secondary spectrum;
衍/折射光学系统校正二级光谱的研究(英文)
Design of correction of secondary spectrum for High Spectrum Imaging Instrument(HSII);
高光谱成像仪衍/折射光学系统消二级光谱的设计
Design of correction of secondary spectrum by binary optical element;
利用二元光学器件消二级光谱设计
Fragmentation Pathway of Periplocosides by Electrospray Ionization Tandem Mass Spectrometry
杠柳苷类化合物电喷雾多级质谱裂解行为研究
Identification of Relating Compounds of Coptis Chinensis Franch-Gardenia Jasminodes Ellis in Rabbit Plasma
“君-使”对药黄连-栀子兔血浆中相关成分的液相色谱-多级质谱联用分析
Study on the Fragmentation Pathway and Relating Reaction Mechanism of the Heterocycles by Atmospheric Pressure Ionization/Mass Spectrometry;
应用大气压下离子源探讨杂环化合物的多级质谱裂解模式及追踪其相关反应机理
Testing 7 types of PCBs in vegetable oil by ion trap GC/MS/MS
气相色谱-串级质谱法(GC/MS/MS)检测植物油中7种多氯联苯
Comparative study of high-grade gliomas and brain metastases with two-dimensional multivoxel proton magnetic resonance spectroscopy
高级别胶质瘤和脑转移瘤的二维多体素氢质子磁共振波谱
secondary ion mass spectrometry
次级离子质谱分析法
triple tandem quadrupole instrument
三级串联四极质谱计
Study on Flavonoid in Plant Extracts from Plantago asiatica by Liquid Chromatography Electro-spray Ionization Mass Spectrometry
车前草中一种黄酮化合物的电喷雾多级串联质谱研究
Determination of Residual Organic Phosphorus Pesticides in Fungi Food by Hyphenation of Gas Chromatography and Tandem Secondary Mass Spectrometry
菌类食品中多种有机磷农药的气相色谱-离子阱二级质谱联用法测定
Simultaneous determination of various kinds of synthetic sweeteners in foods by RPLC/MS/MS
快速分离液相色谱/串联四级杆电喷雾质谱法同时测定食品中多种人工合成甜味剂
Determination of the first-order structure of thymopentin(TP5)by elec trospray ionization mass spectrometry
胸腺五肽一级结构的电喷雾质谱分析
The Study of the Value of ~1H-MR Spectroscopy 3D Multi-voxel and DWI in Grading Astrocytoma
多体素质子波谱成像及磁共振扩散加权成像对脑星形细胞瘤分级诊断价值的研究
Study on Fragmentation Behavior of New Typical Cluster Ions of Alkali Metal Nitrates and Nitrites by Electrospray Ionization Tandem Mass Spectrometry
电喷雾多级串联质谱法研究碱金属硝酸盐和亚硝酸盐簇合物离子的裂解行为
Inhomogeneity has many levels.
非均质性有很多等级。
Determination of Melamine in Foodstuffs by Liquid Chromatography Tandem Mass Spectrometry
液相色谱-质谱/质谱法对多种食品基体中三聚氰胺的检测
Study on GC-MS and UPLC-MS/MS Analytical Techniques of Pesticides Multi-Residues in Tea;
色谱—质谱联用检测茶叶中多种残留农药的研究
Analysis of PAHs in Particulate Matter of a Diesel Engine by Gas Chromatography-Mass Spectrometry
柴油机排气微粒中多环芳香烃的色谱质谱分析
Isolation and Purification of Polysaccharide from Liucha and Analysis of its Chemical Composition by Gas Chromatography-mass Spectrometry
柳茶多糖的分离纯化及气相色谱-质谱分析