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GasesChromatography, High Pressure LiquidChromatography, GasChromatography, AffinityChromatography, GelChromatographyChromatography, Ion ExchangeChromatography, Thin LayerChromatography, LiquidGas Chromatography-Mass SpectrometryMolecular WeightChromatography, DEAE-CelluloseElectrophoresis, Polyacrylamide GelChromatography, AgarosePulmonary Gas ExchangeMass SpectrometryNoble GasesMolecular Sequence DataGas PoisoningChromatography, Reverse-PhaseBlood Gas AnalysisAmino Acid SequenceKineticsAmino AcidsChromatography, PaperHydrogen-Ion ConcentrationGas, NaturalSubstrate SpecificitySpectrophotometry, UltravioletSepharoseChemistryCattleTandem Mass SpectrometryChemical PhenomenaSpectrometry, Mass, Electrospray IonizationCarbohydratesGas GangreneChemical FractionationIsoelectric FocusingCountercurrent DistributionMethodsOil and Gas FieldsChromatography, Micellar Electrokinetic CapillaryCarbohydrate SequenceEscherichia coliMagnetic Resonance SpectroscopyOligosaccharidesTemperatureCalibrationDrug StabilityRabbitsIsoelectric PointPeptide FragmentsLiverIndicators and ReagentsHydrolysisReference StandardsReproducibility of ResultsProtein BindingSolubilityTrypsinRecombinant ProteinsMacromolecular SubstancesFlame IonizationCarbon DioxideMicrochemistryFatty AcidsImmunodiffusionPeptidesBase SequenceHydroxyapatitesGlycoproteinsMustard GasStereoisomerismCloning, MolecularSolid Phase ExtractionAcetonitrilesPolysaccharidesRadioimmunoassayMolecular StructureSwineSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationLimit of DetectionBinding SitesCarbohydrate ConformationSolventsBiological AssayHot TemperatureOxygenBacterial ProteinsMethanolTime FactorsSensitivity and SpecificitySpecies SpecificityHeliumChemical PrecipitationAmmonium SulfatePlant ExtractsLectinsBrain Chemistry

High performance liHPLCFollowed by high-pressure liquiSpectroscopyInductivelyLiquid chromatographicAbsorption spectrophotometrySpectrophotometerMixturesMoleculeLaboratoryDetectorAnalyticalMolecularSpectrometerQuadrupoleDetectionInertForensicHexaneFlame ionizationDetectorsVolatileCompoundsElectrochemicalOrganicPotentiallyAnalysisSpectrometryGreenhouse gas emissCarrier gasSystemSolidPhaseExtractionThinColumn

High performance li2

• Methods are mainly based on gas chromatography and (tandem) mass spectrometry, high performance liquid chromatography as well as atomic absorption spectroscopy. (dguv.de)
• The extraction of eicosanoids was performed by high-performance liquid chromatography. (bvsalud.org)

HPLC3

• Its new Quality Control Building has complete laboratories providing on-site microbial testing, gas chromatography, atomic absorption, HPLC, and TLC capabilities. (mayway.com)
• It is home to several advanced analytical instruments including high performance liquid (HPLC) and gas (GC) chromatographs with a variety of detectors, liquid chromatography with tandem mass spectrometry (LCMSMS), atomic absorption spectrophotometer (AAS), ion chromatograph (IC), nutrient autoanalyser, and total organic carbon analyser. (auckland.ac.nz)
• Working experience with: --UV-VIS-spectrophotometry --HPLC-high pressure (performance) liquid chromatography --AAS-atomic apsorpcion/emission spectrophitometry --GLC-gas liquid Chromatography --GC-MS-gas chromatography with mass detector --TLC - Thin-Layer Chromatography --Flame photometry --Electrochemistry --Classical chemistry analysis Currentlu working as one of the Directors of the Veterinary Institute in Belgrade, Yugoslavia. (bio.net)

Followed by high-pressure liqui1

• Photodegradation of drugs by UV radiation followed by high-pressure liquid chromatography analysis is being studied as a convenient method to reduce the cost of disposal and to reduce the risk of improper disposal. (susqu.edu)

Spectroscopy8

• The principal method used for the detection of diazinon or its metabolites in biological samples is gas chromatography (GC) using a flame photometric detector (FPD), a mass spectroscopy detector (MS), an electron capture detector (ECD), or a flame ionization detector (FID). (cdc.gov)
• Under the agreement, Agilent is providing a portfolio of instruments valued at more than $1 million, including such advanced technology as microwave plasma-atomic emission spectroscopy (MP-AES), inductively coupled plasma-optical emission spectroscopy (ICP-OES), gas chromatography-mass spectroscopy (GC-MS), gas chromatography-triple quadrupole mass spectroscopy (GC-QQQ), and gas chromatography-quadrupole time-of-flight mass spectroscopy (GC-QTOF). (uh.edu)
• Atomic spectroscopy is an instrumental technique used for quantitative analysis of cations. (uaf.edu)
• Within the WERC laboratory an Agilent 4200 MP-AES is used for atomic spectroscopy analysis. (uaf.edu)
• She has analytical experience in atomic absorption spectroscopy, inductively coupled plasma emission spectroscopy, classical and automated wet chemical methods, ion chromatography, and organic methods involving gas chromatography, mass spectrometry, and liquid chromatography. (a2la.org)
• Six crude oil samples were analyzed to evaluate gas- liquid chromatography, atomic absorption spectrophotometry, infrared spectroscopy, sulfur and nitrogen determinations, mass spectrometry, nuclear magnetic resonance spectroscopy, and ultraviolet spectrophotometry. (cdc.gov)
• The accumulation of heavy metals in spiders collected from brownfield sites is also being studied using atomic absorption spectroscopy and inductively coupled plasma/mass spectrometry to determine if levels of heavy metals can provide information on the potential transfer of metals in the food chain. (susqu.edu)
• Dr. Arne Bengtson from Swerim in Sweden and Dr. Kim Marshall from LECO sit down with Measured Science host, Andrew Storey, to discuss their careers in atomic spectroscopy, particularly their collaboration around LECO's glow discharge products. (leco.com)

Inductively2

• Atomic Absorption Spectrometry (AAS) and Inductively Coupled Plasma Mass Spectrometry (ICP-MS) are employed to detect and quantify metal pollutants in environmental samples. (alliedacademies.org)
• It can be coupled to various chromatographic techniques, such as liquid chromatography , thin layer chromatography , gas chromatography , or inductively coupled plasma . (sigmaaldrich.com)

Liquid chromatographic1

• Gas- liquid chromatographic analysis, atomic absorption spectrophotometric analysis, and sulfur-nitrogen determinations are recommended as the most useful of the techniques investigated. (cdc.gov)

Absorption spectrophotometry1

• The samples were ashed and analyzed by atomic absorption spectrophotometry. (cdc.gov)

Spectrophotometer4

• As a professional manufacturer and supplier of analytical instruments in China, Beijing Beifen-Ruili Analytical Instrument (Group) Co., Ltd. is proud to introduce our Atomic Spectrophotometer to our customers. (bjbfrl.com)
• Our Atomic Spectrophotometer is manufactured in our state-of-the-art factory using cutting-edge technology and top-quality materials. (bjbfrl.com)
• With a user-friendly interface, simple operation, and advanced features, our Atomic Spectrophotometer is a must-have device for any laboratory. (bjbfrl.com)
• Choose our Atomic Spectrophotometer to enhance your research and analysis. (bjbfrl.com)

Mixtures2

• The on-site testing of gas mixtures using chromatography could potentially be of use in fields like civil security, industrial site monitoring, and medicine. (cea.fr)
• Gas Chromatography (GC) and Liquid Chromatography (LC) are powerful techniques for separating and quantifying components in complex mixtures. (alliedacademies.org)

Molecule2

• The gas chromatograph utilizes a capillary column whose properties regarding molecule separation depend on the column's dimensions (length, diameter, film thickness) as well as the phase properties (e.g. 5% phenyl polysiloxane). (wikipedia.org)
• It is not possible to make an accurate identification of a particular molecule by gas chromatography or mass spectrometry alone. (wikipedia.org)

Laboratory2

• Gas chromatography quickly gained general acceptance because it was introduced at the time when improved analytical controls were required in the petrochemical industries, and new techniques were needed to overcome the limitations of old laboratory methods. (just.edu.jo)
• Within the WERC laboratory two separate gas chromatography instruments are available. (uaf.edu)

Detector2

• The mass spectrometry process normally requires a very pure sample while gas chromatography using a traditional detector (e.g. (wikipedia.org)
• TEL was desorbed with pentane and analyzed by gas chromatography (GC) with a photoionization detector. (cdc.gov)

Analytical1

• Gas chromatography-mass spectrometry (GC-MS) is an analytical method that combines the features of gas-chromatography and mass spectrometry to identify different substances within a test sample. (wikipedia.org)

Molecular5

• Material science investigates the relationship between the structure of materials at the microscopic, molecular or atomic scales and their macroscopic properties. (saesgetters.com)
• Mass spectrometer - separates a sample according to its atomic or molecular weights. (yarchive.net)
• This technique gives atomic (not molecular) concentrations and is commonly used for metals/transition elements. (uaf.edu)
• This high-tech instrument is designed to measure the intensity of electromagnetic radiation at different wavelengths in the part of the spectrum occupied by atomic and molecular emissions. (bjbfrl.com)
• A method of gel filtration chromatography using agarose, the non-ionic component of agar, for the separation of compounds with molecular weights up to several million. (lookformedical.com)

Spectrometer3

• The first on-line coupling of gas chromatography to a mass spectrometer was reported in the late 1950s. (wikipedia.org)
• The GC-MS is composed of two major building blocks: the gas chromatograph and the mass spectrometer. (wikipedia.org)
• Combining the two processes reduces the possibility of error, as it is extremely unlikely that two different molecules will behave in the same way in both a gas chromatograph and a mass spectrometer. (wikipedia.org)

Quadrupole1

• By 1966 Finnigan and collaborator Mike Uthe's EAI division had sold over 500 quadrupole residual gas-analyzer instruments. (wikipedia.org)

Detection4

• Like liquid chromatography-mass spectrometry, it allows analysis and detection even of tiny amounts of a substance. (wikipedia.org)
• Ion chromatography with conductivity detection may be used to quantify a variety of ionic compounds in aqueous samples. (uaf.edu)
• An Agilent 6890N and 5973 MSD gives the lab mass spectrometry capability for analysis of volatiles and semi-volatiles, and a Shimadzu GC2014 gives the lab flame ionization detection and thermal conductivity detection capabilities for volatiles, semi-volatiles, and gas samples. (uaf.edu)
• Comparative study of ink photoinitiators in food packages using gas chromatography with vacuum ultraviolet detection and gas chromatography with mass spectrometry. (upol.cz)

Inert1

• Two types are gas-solid chromatography, where the fixed phase is a solid, and gas-liquid, in which the stationary phase is a nonvolatile liquid supported on an inert solid matrix. (lookformedical.com)

Forensic1

• In forensic examinations where topographic characterization is important like in fingermark, textile and document forgery examinations, the atomic force microscopy (AFM) imaging technique can be of value. (intechopen.com)

Hexane1

• Gas chromatography techniques are applicable to gas samples, and samples containing volatile and/or semi-volatile organic compounds dissolved in an organic solvent such as hexane or methylene chloride. (uaf.edu)

Flame ionization1

• Gas chromatography with flame ionization and thermal conductivity are strictly quantitative techniques, i.e. no qualitative capability. (uaf.edu)

Detectors1

• Dionex Aquion instrumentation, equipped with a conductivity detectors, gives the WERC lab High Performance Ion Chromatography (HPIC) capability. (uaf.edu)

Volatile2

• Nowadays, gas chromatography is a mature technique, widely used worldwide for the analysis of almost every type of organic compound, even those that are not volatile in their original state but can be converted to volatile derivatives. (just.edu.jo)
• Odorous or volatile compounds released from various biological fluids are determined and identified by gas chromatography-mass spectrometry. (vetmeduni.ac.at)

Compounds1

• A microanalytical technique combining mass spectrometry and gas chromatography for the qualitative as well as quantitative determinations of compounds. (lookformedical.com)

Electrochemical1

• Chromatography - the various versions separate the sample into constituent parts using differential absorption (gas), diffusion rate (liquid) or electrochemical (electrophoresis). (yarchive.net)

Organic2

• It should include a filter or a combination organic vapor, acid gas, and particulate cartridge/filter combination or a continuous flow respirator for air levels greater than AEGL-1. (cdc.gov)
• Instrumentation is available for the quantitative analysis of anions, cations, total organic and inorganic carbon, and gas sample components . (uaf.edu)

Potentially1

• The elucidation of pheromones in spiders is being investigated using solid phase microextraction followed by gas chromatography/mass spectrometry to potentially lead to the development of novel and natural pesticides against crop pests. (susqu.edu)

Analysis2

• Alternative carrier gas options will be explored, as well as how the transition to an alternative carrier gas will affect your analysis and chromatography. (asdlib.org)
• He supports Agilent's North America Field Organization and spends his time consulting with and delivering educational content on understanding the fundamentals of chromatography and understanding complex gas chromatography analysis to Agilent's customers. (asdlib.org)

Spectrometry6

• Elements of the gas sample are placed inside an injector and transported by a carrier gas to chromatography columns measuring several meters long, where the gases are separated according to their physical and chemical characteristics, and then identified using techniques like mass spectrometry. (cea.fr)
• Atomic absorption spectrometry has many uses in different areas of chemistry. (just.edu.jo)
• Marek EM, Koslitz S, Weiß T , Fartasch M, Schlüter G, Käfferlein HU, Brüning T. Quantification of N-phenyl-2-naphthylamine by gas chromatography and isotope-dilution mass spectrometry and its percutaneous absorption ex vivo under workplace conditions. (dguv.de)
• Fatty acids from animal tissues and foods are determined by gas chromatography and gas chromatography-mass spectrometry. (vetmeduni.ac.at)
• Gas chromatography-mass spectrometry, thin-layer chromatography, atomic absorption spectrometry, etc. are employed to monitor these substances. (vetmeduni.ac.at)
• Nick Jones, LECOs newly promoted Global Application and Development Director (Separation Sciences) calls in from Germany to discuss Gas Chromatography Mass Spectrometry with host Andrew Storey. (leco.com)

Greenhouse gas emiss1

• New technologies that have allowed this resource to be tapped have opened vast new reserves and provided low-cost feedstocks to the petrochemical and chemical industries while also providing low-cost natural gas to allow some power plants to switch from coal, lowering greenhouse gas emissions. (uh.edu)

Carrier gas2

• They did away with the need for a carrier gas and the associated gas tanks. (cea.fr)
• s discussion will focus on understanding tactics for carrier gas conservation, including what hardware and strategies are available for conservation. (asdlib.org)

System1

• Primosens is a miniaturized and portable gas chromatography system developed under a French government CBRN-E counterterrorism program. (cea.fr)

Solid2

• Three types: gas - solid chromatography, gas - liquid, gas - bonded phase. (just.edu.jo)
• A mobile phase (fluid or gas) passes through a column containing a stationary phase of porous solid or liquid coated on a solid support. (lookformedical.com)

Phase1

• It is commonly used as a desiccating agent and as a stationary phase for CHROMATOGRAPHY. (lookformedical.com)

Extraction1

• The research aims to investigate the science behind the extraction of shale gas and liquids to aid in evaluating the potential production of a particular formation as well as to provide guidance in avoiding detrimental environmental impact to ground water. (uh.edu)

Thin2

• Chromatography thin layer. (lookformedical.com)
• Chromatography on thin layers of adsorbents rather than in columns. (lookformedical.com)

Column1

• Concentration and 1987 greater purification by sweep co-distillation omentum) and Florisil/anhydrous sodium sulfate column chromatography. (cdc.gov)