Liquid chromatography–tandem
Analytical study on ethephon residue determination in water by ion pairing liquid chromatography/tandem mass spectrometry
... Analytical study on ethephon residue determination in water by ion-pairing liquid.. chromatography/tandem mass spectrometry.[r] ...
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Determination of sub ppb epichlorohydrin levels in water by on line solid phase extraction liquid chromatography/tandem mass spectrometry
... transitions of a HPLC-grade water blank, a reference standard and the DWTP1 sample spiked both.. It can be seen the robustness of the analyte and IS retention times as well as the good.[r] ...
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A Comparison of Serum Testosterone (T) Measurements by Various Methods, Employing Current Validated Techniques or Otherwise, and Liquid Chromatography Tandem Mass Spectrometry (LC MS/MS) A Multicentric Study
... It would be most desirable for every lab to comply with the recommendations and require- ments laid down by CDC allowing routinely used methodology to be approved, and thus be able to [r] ...
16
Determination of selected endogenous anabolic androgenic steroids and ratios in urine by ultra high performance liquid chromatography tandem mass spectrometry and isotope pattern deconvolution
... An isotope dilution mass spectrometry IDMS method for the determination of selected endogenous anabolic androgenic steroids EAAS in urine by UHPLC-MS/MS has been developed using the isot[r] ...
14
Quantification of Testosterone (T) by 8 Immunoassays and by Liquid Chromatography Tandem Mass Spectrometry (LC MSMS) in Normal and Hirsute Women A Multicenter Study
... 1. Even though sound, thorough quality control check-ups are done in our country by comparing the different TT evaluation methods, these do not match the sample values obtained by liquid or gas ...
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Development and validation of ultra high performance liquid chromatography–tandem mass spectrometry based methods for the determination of neonicotinoid insecticides in honey
... dispersive liquid-liquid microextraction; HH, heather honey; IS, in-syringe; IT, ion trap; MH, multifloral honey; MS/MS, tandem mass spectrometry; NS, not specified; PDA, photodiode array detector; ...
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A simple and rapid analytical methodology based on liquid chromatography tandem mass spectrometry for monitoring pesticide residues in soils from Argentina
... Nowadays, the analysis of pesticide residues in environmental waters and soils has become indispensable in agricultural areas. Information provided by both, soil and water, is required to have a realistic knowledge on ...
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Identification by hydrophilic interaction and reversed phase liquid chromatography tandem mass spectrometry of peptides with antioxidant capacity in food residues
... Identification of peptides and proteins is mainly performed using reversed-phase (RP)-HPLC coupled to tandem mass spectrometry. Nevertheless, RP sometimes results usefulness for the separation of most polar ...
25
Robustness testing in the determination of seven drugs in animal muscle by liquid chromatography–tandem mass spectrometry
... series liquid chromatograph (Agilent Technologies, Waldbronn, Germany) equipped with a binary pump, a degasser, an autosampler and a column heater, in which a Gemini NX C18 column (50 mm×2mm ...
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Espectrometría de masas de alta resolución y en tándem. Análisis de alto rendimiento de contaminantes orgánicos emergentes en agua
... 2012 Determination of six microcystins and nodularin in surface and drinking waters by on-line solid phase extraction-ultra high pressure liquid chromatography tandem mass spectrometry..[r] ...
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High performance liquid chromatography method for the quantification of duloxetine in rat plasma
... high-performance liquid chromatography (Mercolini L, et ...2007) liquid chromatography/tandem mass spectrometric and gas chromatography/tandem mass spectrome- tric ...
10
Determination of diphenhydramine hydrochloride in rabbit plasma by LC-MS/MS and its application to a pharmacokinetic study
... A sensitive and selective liquid chromatography tandem mass spectrometry (LC–MS/MS) method for determination of diphenhydramine hydrochloride in rabbit plasma was developed and validat- [r] ...
1
Análisis mutacional del extremo c-terminal de la α-1,3-galactosiltransferasa bovina: estabilidad y catálisis
... HPCE: High Performance Capillary Electrophoresis HPLC: High Performance Liquid Chromatography IPTG: Isopropiltiogalactósido. LDH: Lactato DesHidrogenasa LgtC: α 4GT[r] ...
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Study of comparative bioavailability among two formulations containing hydroxyzine hydrochloride in healthy volunteers after a single dose administration
... SUMMARY . The study was performed to compare the bioavailability of two hydroxyzine hydrochloride 25 mg tablet formulation in 16 volunteers of both sexes. The study was conducted open with randomized two period crossover ...
1
Principales tipos polínicos presentes en el aire de la zona norte del área metropolitana de Monterrey, Nuevo León
... ion-pair high-performance Liquid Chromatography". "Chemically Bonded Stationary Phases for. Liquid Chromatography". "Bonded[r] ...
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