Implicación de la familia en la escuela
PRELIMINARY PHYTOCHEMICAL ANALYSIS AND GAS CHROMATOGRAPHY MASS SPECTROMETRY SPECTRA OF CHLOROFORM EXTRACT FROM SPERMACOSE HISPIDA L SEED
... Results: Physicochemical analysis values were found to be present in permissible level (<5%). Yield of ethyl acetate (4.9/100 g), ethanolic (4.2/100 g), and hydroalcoholic extract (4.0/100 g) of seeds of SH was found ...
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MASS SPECTROMETRY ANALYSIS OF VOLATILE CONSTITUTENTS OF JACK FRUIT POWDER K. Srinivasan, S. Kumaravel DOWNLOAD/VIEW
... through Gas Chromatography Mass Spectrometry/ Mass Spectrometry Electron Ionization (GC-MS/EI) ...quadruple mass spectrophotometer with fused silica capillary column ...
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GAS CHROMATOGRAPHY AND MASS SPECTROMETRY ANALYSIS OF SOLANUM VILLOSUM (MILL) (SOLANACEAE)
... instrument GC-MS-QP 2010 [SHIMADZU] instrument with Db 30.0 column (0.25µm diameter × 0.25um thickness). The oven temperature was programmed from 70 °C (isothermal for 5 min), with an increase of 10°C/min, to 200°C, then ...
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Resolution of volatile fuel compound profiles from Ascocoryne sarcoides: a comparison by proton transfer reaction-mass spectrometry and solid phase microextraction gas chromatography-mass spectrometry
... same gas-liquid partitioning, efficiency of adsorption to the fiber, and response in the GC-MS sys- tem as that of the internal ...the spectra yielded one with much higher similarity or a determination of ...
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Gas Chromatography-Mass Spectrometry Based Isotopic Abundance Ratio Analysis of Biofield Energy Treated Methyl-2-napthylether (Nerolin)
... The GC-MS analysis of biofield energy treated nerolin was performed at the different time intervals and symbolised as T1, T2, T3 and T4, respectively. The natural abundance of each isotope can be predicted from the ...
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Identification of stigmasterol by preparative thin-layer chromatography, infrared, gas chromatography–mass spectrometry analysis, and antioxidant properties of Cenchrus ciliaris L.
... thin-layer chromatography, infrared spectra, and gas chromatography–mass spectrometry analysis, and antioxidant properties estimated in terms of peroxidase, catalases, polyphenol ...
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DETERMINATION OF BIOACTIVE COMPOUNDS OF EQUISETUM ARVENSE BY GAS CHROMATOGRAPHY-MASS SPECTROMETRY METHOD
... by Gas Chromatography-Mass ...using Gas Chromatography- Mass spectrometry, while the mass spectra of the compounds found in the extract were matched with the ...
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Super Antibiotics, Part II Hyperforin, Mass Spectroscopy (MS) and Gas Chromatography Mass Spectrometry (GC MS), Evidence of Permeability of the Blood Testis Barrier (BTB) and the Blood Brain Barrier (BBB) to Hyperforin
... body mass of 100 kg were fed a diet containing ...using gas chromatography-mass spectrometry with supersonic molecular beams (GC-MS with ...
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Review: Isomer Separation, Chiral Resolution, and Structure Elucidation Analyses Are the Future of Analytical Supercritical Fluid Chromatography—Mass Spectrometry
... Fluid Chromatography—Mass Spectrome- try (SFC-MS); they will make this technique one of the most important in chemical ...of chromatography, first described by ...of chromatography were de- ...
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Analysis of hydrazine in smokeless tobacco products by gas chromatography–mass spectrometry
... by gas chromatography – mass spectrometry (GC – ...and mass spectral features consistent with hydrazine were identified at very low levels (sub-limit of detection, <10 ng/g) in the ...
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Preliminary Metabolomic Study of Urine Samples in Patients Affected by Renal Clear Cell Cancer by GC-MS
... metabolites. In a biological system, such as urinary samples, a metabolite up-regulation could share information concerning the physiological and functional status of such system. Metabolomics is based on the use of ...
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Simultaneous untargeted and targeted metabolomics profiling of underivatized primary metabolites in sulfur-deficient barley by ultra-high performance liquid chromatography-quadrupole/time-of-flight mass spectrometry
... The two discriminant positive mode molecular features (3.44_612.1519n and 3.47_612.1522n) found in leaves and roots samples respectively, were identified as the sul- fur metabolite glutathione oxidized (GSSG; see S-Plots ...
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Analysis of Bacterial Vaginosis Related Amines in Vaginal Fluid by Gas Chromatography and Mass Spectrometry
... sensitive gas chromatographic and mass spectrometric method for identifying the amines isobutylamine, phenethylamine, putrescine, cadaverine, and tyramine in vaginal ...
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Preparation of flaxseed for lignan determination by gas chromatography–mass spectrometry method
... Sample preparation. Prior to the sample prepa- ration, all glassware was silanised in a 5% solution of dimethyldichlorosilane in heptane, followed by deactivation of excess reagent in methanol. Flaxseed was milled in a ...
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Liquid brown coal analysis using gas chromatography mass spectrometry
... [10] Buku A., Soeparman S., Wardana I.N.G. and Wahyudi S. 2015. Liquid Coal Characteristic Analysis With Fourier Transform Infra Red (FTIR) and Differential Scanning Calorimeter (DSC). Journal of Engineering Science and ...
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Analysis of Nicotine in Electronic Cigarettes Using Gas Chromatography-mass Spectrometry
... One fairly strong positive linear relationship R2 = 0.9, p-value = 0.05 between nicotine concentration emitted mg/mL and puff duration was observed for this data series- the emissions ob[r] ...
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Development and Application of Mass Spectrometry based Tools for Metabolomic and Proteomic Profiling of Transgenic Arabidopsis thaliana.
... standalone mass spectrometer or as part of a hybrid tandem mass ...orbitrap mass spectrometer was invented at the turn of the millennium by Alexander ...a mass spectrum of the ions present is ...
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Analysis of Temperature Rise in a Car Parked ...
... purge gas and the other to a solvent trap ...purge gas and solvent trap collector were connected and the oven was allowed to travel over the sample at ...purge gas, synthetic air or nitrogen ...
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Analytical Techniques for Identification and Quantification of Polycyclic Aromatic Hydrocarbons
... carrier gas at a constant flow rate of 1 mL/min. Mass spectrometry was acquired using the electron ionization (EI) and selective ion monitoring (SIM) modes 19 ...molecular mass and ions ...
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Multi-platform characterization of the human cerebrospinal fluid metabolome: a comprehensive and quantitative update
... incubation, the filter spots were dried again using an eva- porator. Extraction of the metabolites was then achieved by adding 300 μl methanol containing 5 mM ammonium acetate. The extracts were obtained by ...
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