Gas Chromatography Mass Spectrum
Metabolomics approach reveals annual metabolic variation in roots of Cyathula officinalis Kuan based on gas chromatography–mass spectrum
... Gas chromatography–mass spectrum analysis was per- formed using an Agilent 7890 gas chromatograph sys- tem coupled with a Pegasus HT time-of-flight mass ...carrier gas, ...
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Antibacterial effect of ginger (Zingiber officinale) roscoe and bioactive chemical analysis using Gas chromatography mass spectrum
... programmed initially. The temperature of the oven was maintained at 100°C. Helium gas was used as a carrier as well as an eluent. The flow rate of helium was set to 1ml per minute. The electron gun of mass ...
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“Phytochemical Profiling and GC- MS Analysis of Bioactive Constituents of Callus of Naringi crenulata (roxb.) Nicolson” by Neelam Singh, Mukesh Kumar Meena, Vidya Patni, India.
... and Gas chromatography- Mass Spectrum (GC-MS) analysis was carried out on the methanolic extract of callus of Naringi crenulata for identification of phytocompounds in the ...
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Analysis of hydrazine in smokeless tobacco products by gas chromatography–mass spectrometry
... matching mass spectrum, for 34 of the 74 STPs ...and mass spectral features to hydrazine, we regard it as possible that very low levels of hydrazine were present in the samples showing these ...
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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
... fluid chromatography (SFC) and super- critical fluid chromatography–mass spectrometry (SFC-MS), because these can be per- formed at low temperature and by pre-isolation of the peak containing ...
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A TYPICAL REVIEW ON PHARMACEUTICAL ANALYSIS OF GAS CHROMATOGRAPHY-MASS SPECTROPHOTOMETRY
... The power of the GC/MS technique comes from the fact that not only are components of a mixture separated and detected quantitatively, but the detector (the ITD) also provides information concerning the structure of each ...
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STRUCTURAL ELUCIDATION OF PHYTOCHEMICAL CONSTITUENTS OF ANNONA MURICATA LEAF USING GAS CHROMATOGRAPHY-MASS SPECTROSCOPY AND FOURIER TRANSFORM INFRARED TECHNIQUES
... using Gas Chromatography-Mass Spectroscopy and Fourier Transform Infrared ...FTIR spectrum gave seven peaks that corresponded to sulfonic acids, sulfoxides, alcohols, nitroso compounds and ...
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Optimized sampling protocol for mass spectrometry-based metabolomics in Streptomyces
... liquid chromatography– mass, tandem–mass spectrometry ...ULTRA mass spectrum ...sheath gas pressure 15 arbitrary units, aux gas pressure 10 arbi- trary units, ion sweep ...
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DETERMINATION OF BIOACTIVE COMPOUNDS OF EQUISETUM ARVENSE BY GAS CHROMATOGRAPHY-MASS SPECTROMETRY METHOD
... molecular mass, and calculated fragments. Interpretation on mass spectrum GC-MS was conducted using the database on National Institute Standard and Technology having more than 62,000 ...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.
... on mass spectrum of GC–MS was done using the database of the National Institute of Standard and Technology (NIST) having more than 62,000 ...The mass spectrum of the unknown component was ...
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IN VITRO ANTIMICROBIAL ACTIVITY, HIGH PERFORMANCE THIN LAYER CHROMATOGRAPHY, AND GAS CHROMATOGRAPHY MASS SPECTROMETRY ANALYSIS OF ETHANOLIC SEED EXTRACT OF FICUS BENGHALENSIS LINN
... XL) gas chromatograph equipped and coupled to a mass detector Turbomass Gold, Perkin Elmer Turbomass ...The mass detector conditions were transfer line temperature (240°C) and ion source temperature ...
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Evaluation of Antifungal and Antibacterial Activity and Analysis of Bioactive Phytochemical Compounds of Cinnamomum Zeylanicum (Cinnamon Bark) using Gas Chromatography-Mass Spectrometry
... the Mass spectrum graph which is the fingerprint of a ...using Gas Chromatography and Mass Spectroscopy, the temperature of the oven, the flow rate of the gas used and the ...
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GAS CHROMATOGRAPHY AND MASS SPECTROMETRY ANALYSIS OF SOLANUM VILLOSUM (MILL) (SOLANACEAE)
... years, gas chromatography and mass spectrography (GC–MS) has been applied unambiguously to identify the structures of different phytoconstituents from plant extracts and biological samples with great ...
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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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Super Antibiotics, Part I Hyperforin
... modern mass migration be a threat to na- tive populations (indigenous populations of Europe) as an epidemic disaster, and what must be done to avoid this?” ...
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Determination of alkylamines in atmospheric aerosol particles: a comparison of gas chromatography–mass spectrometry and ion chromatography approaches
... Facchini et al., 2008; Erupe et al., 2010; VandenBoer et al., 2011; Praplan et al., 2012), gas chromatography (GC) (Akyüz, 2008) and high-performance liquid chromatography (HPLC) (Yang et al., 2005; ...
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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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Hydrocarbon Fuel Analysis by Gas Chromatography and Mass Spectrometer with Hexane Solvent
... [17] H. S. Joo and James A. Guin*, Hydrocracking of a Plastics Pyrolysis Gas Oil to Naphtha, Energy & Fuels 1997, 11, 586 -592 [18] Hyun Ku Joo and Christine W. Curtis*, Effect of Reaction T ime on the ...
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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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