LCMS-IT-TOF相关论文
[目的]目前,喹噁啉类药物的安全性问题仍是食品安全关注的热点.喹烯酮(Quinocetone)是中国农业科学院兰州畜牧与兽药研究所最新研......
会议
Shuanghuanglian injection is a traditional Chinese medicine extracted and purified from honeysuckle (double flowers), sk......
Detection and Identification of Components from Extracts of Cornus Officinalis by Liquid Chromatogra
The chemical components in traditional Chinese medicine (TCM) are responsible for their therapeutic effects and very imp......
Chemical Comparison of Two Species of Notopterygium by High-Performance Liquid Chromatography-Photod
Notopterygium incisum Ting ex H.T.Chang (N.incisum) and Notopterygium forbesii Boiss (N.forbesii) are two medicinal spec......
The core of metabonomic is to study the response of organism under extraneous or endogenic stimuli, which takes place in......
Insights into pH-dependent transformation of gibberellic acid in aqueous solution:Transformation pat
Gibberellic acid(GA3)is widely used in agriculture and maybe transfer with groundwater flow,which is an endocrine disrup......
目的:研究藤黄酸在大鼠胆汁中代谢物。方法:应用LCMS-IT-TOF和合成的标准品对代谢物进行研究。结果:藤黄酸在大鼠胆汁中代谢成三个......
采用离子阱-飞行时间串级质谱仪(LCMS-IT-TOF)定性分析雷贝拉唑钠原料药,检测到—未知杂质,比较雷贝拉唑和该杂质可能的裂解途径,......
建立了水产品中碱性玫瑰精测定的超高效液相色谱-串联质谱法(UPLC-MS/MS)和离子阱飞行时间质谱法(LCMS-IT-TOF)。样品经均质,以无水乙......
白藜芦醇是一种具有较强抗氧化和防癌、抗癌等生理活性的植物天然产物,其功能与生产是当前的研究热点;然而,白藜芦醇的光稳定性和......
回 回 产卜爹仇贱回——回 日E回。”。回祖 一回“。回干 肉果幻中 N_。NH lP7-ewwe--一”$ MN。W;- __._——————》 砧叫]们......
学位
苏云金素(thuringiensin),本文将其简称为Thu,是由某些苏云金芽胞杆菌产生的小分子量核苷类杀虫活性物质,化学式C22H32O19N5P。对直......
痰喘半夏颗粒由制半夏、白芍、沉香、白芷、五味子、酸枣仁、甘草、细辛、朱砂等24味药组成。经朱砂水飞成极细粉,制半夏、川贝母......
建立用于吡嗪酰胺含量及其有关物质测定的HPLC法,为吡嗪酰胺原料药制定质量控制标准,并采用LCMSIT-TOF对检出主要杂质的结构进行推......