A simple, sensitive, and precise gas chromatographic method for the analysis of lindane has been developed, validated and used for the determination of compounds in commercial pharmaceutical products. Extraction of lindane from lindane lotion was done with chloroform. The extr...
amixedresearchmethodcombiningbibliometricanalysisandcontentanalysis,thisstudyreviewsAIGCresearchover thepast33years.Itsystematicallyexaminescorejournals,literature,authors,countries,thematicevolution,andhottopics. AIGCresearchoverallpresentstwomajorthemes:“technicalfoundation”and“applicationecho,”withthelattergarnering ...
4. Direct differentiation of herbal medicine for volatile components by a multicapillary column with ion mobility spectrometry method.J. Sep. Sci. 2015, 38, 3205–3208 3205 . 5. 基于气相离子迁移谱和化学计量学方法判别肉的种类. 中国食品学报. 2019. 3. 橄榄油等级的区分与判断 l 特级初榨橄榄油...
2 [Activate Method]をクリックします. 3 メソッドの選択(以下のいずれか) • [しRまecすent.Files]をクリックして,最近使ったメソッド 8 件を表示 • フォルダからメソッドを選択した後,[Open]をクリックします. 4 アクティブメソッドがツールバーに表示されます. 240 GC/MS ...
本文依据代谢组学的分析流程综述了基于GC-MS的代谢组学方法筛选肺癌标志物的研究流程及进展,并对GC-MS分析技术在代谢组学研究中存在的问题进行了总结与展望。关键词气相色谱–质谱联用,代谢组学,肺癌标志物1.引言肺癌是对人类健康构成严重威胁的十大恶性肿瘤之一,近年来其发病率和死亡率在我国多数城市位居肿瘤之首[...
Oxide in Food by GC-MS/MS FAN Yaguang, ZHAO Shihong, WU Junhong, LI Qi (Zhengzhou Food and Drug Administration Institute, Zhengzhou 450000, China) Abstract: This article establishes an analytical method for detecting residual amounts of 2-chloroethanol, a metabolite of ethylene oxide, in food ...
In general, if the developer's constructor invokes the NSObjectFlag.Empty base implementation, then it should be calling an Objective-C init method. If this is not the case, developers should instead chain to the proper constructor in their class. ...
17、lopment of GC-MS Method for Development of GC-MS Method for Detecting Clenbuterol Residues and Confirmation of Detecting Clenbuterol Residues and Confirmation of Self-made Strip Performance Self-made Strip Performance CHINESE AGRICULTURAL CHINESE AGRICULTURAL SCIENCE BULLETIN.2008,24(11)SCIENCE BULLETIN...
signals. In step 2, theretcormethod was used to correct the differences between the retention times of different samples. This second step was required to ensure that the retention times were aligned across all samples in each subset because an intragroup variation in peak retention time was ...
Medicine Resources Development Co. ,Ltd. ,Guyuan 756300, China)Abstract ：Objective To establish a method for qualitative and quantitative analysis of phthalic acid esters in patchouli oil. Methods The samples were extracted with hexane by ultrasonically assisted procedure. Retention time of the peaks ...