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Using Gas Chromatography – Tandem Mass Spectrometry to Improve the Reliability and Accuracy of Organic Acid Analyses in Urine

 

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Gas Chromatograph Mass Spectrometer GCMS-QP 2020 NX Application News Screening of organic acids for nutritional and metabolic profiling from dried urine spots using Gas Chromatograph Mass Spectrometer Dr. Aseem Wagle, Prashant Hase, Bhaumik Trivedi, Sanket Chiplunkar, Durvesh Sawant, Nitish Suryawanshi,…
Key words
acid, acidacids, acidsorganic, organicurine, urinenutritional, nutritionalmetabolic, metabolicmarkers, markerslupus, lupusmargaric, margaricglutaric, glutaricsystemic, systemicdried, driedelevated, elevatedsample, samplescreening
Organic acids Standard 1 analysis of silylated organic acids in urine Application Note Metabolomics Authors Introduction Agilent Technologies, Inc. GC/MS with an Agilent CP-Sil 8 CB Low Bleed/MS column separates 37 silylated organic acids in urine in 70 minutes. Conditions…
Key words
acids, acidsorganic, organiccentrifugation, centrifugationcourtesy, courtesymetabolomics, metabolomicsevaporation, evaporationurine, urinesulfate, sulfatesodium, sodiumfollowed, followeddrying, dryingprinted, printedinjector, injectorusa, usaauthors
Smoker’s and Non-Smoker’s Urine Comparison Using Comprehensive Two-Dimensional Gas Chromatography High Performance Time-of-Flight Mass Spectrometry David E. Alonso* and Joseph E. Binkley | LECO Corporation, St. Joseph, Michigan U.S.A. Introduction Objectives • Implement the use of enhanced, comprehensive two-dimensional gas…
Key words
smoker, smokerurine, urinesimilarity, similaritygabapen, gabapennsu, nsutobacco, tobacconame, namegcxgc, gcxgctheobromine, theobrominecotinine, cotininemass, masstms, tmsnlactam, nlactamnudiflorine, nudiflorinecaffeine
Application Note Instrument: Pegasus® BT 4D EMPOWERING RESULTS Analysis of Smoker's and Non-Smoker's Urine Using the Pegasus BT 4D LECO Corporation; Saint Joseph, Michigan USA Key Words: GC-MS, GC×GC-MS, GC×GC-TOFMS, Pegasus BT 4D, Smoker's Urine Introduction Urine is a favored…
Key words
similarity, similaritysmoker, smokername, namecotinine, cotininetheobromine, theobrominemass, masstms, tmsnudiflorine, nudiflorineparabanic, parabanicacid, acidgcxgc, gcxgcnsu, nsutofms, tofmsbenadryl, benadrylgabapentinlactam
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