Products/Services for Gas Chromatograph Distributor
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Gas Chromatographs - (152 companies)Gas chromatographs separate organic chemical mixtures according to physical properties. Instruments consist of a flowing mobile phase, an injection port, a separation column with a stationary phase, and a detector. Differences in partitioning...Instrument TypeApplicationsColumn Oven -
Chromatograph Repair Services - (7 companies)Chromatograph repair services provide a cost-effective solution for refurbishment and repair for all types of chromatographs and chromatography system components. Companies that provide this service have the ability to work on gas chromatographs...
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High Performance Liquid Chromatographs (HPLC) - (150 companies)High performance liquid chromatographs (HPLC) use a liquid mobile phase to separate the components of a mixture. The components are dissolved in a solvent and forced to flow through a chromatographic column under high pressure. High performance... -
Gas and Liquid Samplers - (156 companies)Gas samplers and liquid samplers extract specimens of media from process streams, reactors or storage vessels. The sampling process is used to obtain representative samples of gas or liquid. There are many different types of sampling equipment... -
GC Columns - (82 companies)...required for the application. Standards. ASTM E1510 - Standard practice for installing fused silica open tubular capillary columns in gas chromatographs. BS EN ISO 6974-3 - Natural gas - determination of composition with defined uncertainy by gas... -
GC Detectors - (38 companies)Gas chromatography detectors (GC detectors) identify solutes as they exit the chromatographic column. A chromatogram is generated plotting the signal versus time. Gas chromatography detectors (GC detectors) identify solutes as they exit...
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HPLC Detectors - (49 companies)High performance liquid chromatograph (HPLC) detectors pass a beam of light through a column effluent as the fluid passes through a low-volume flow cell. Variations in light intensity are recorded and a chromatograph is generated. HPLC detectors use...
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Mass Spectrometers - (127 companies)...that are difficult to get into the gas phase. The sample is usually dispersed in a matrix such as glycerol. FAB causes little fragmentation and usually gives a large molecular ion peak, making it useful for molecular weight determination. Electron impact ionization...
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Chromatography Membranes - (18 companies)Chromatography membranes are designed for separation tasks in laboratory and industrial applications. They are built-in membrane systems such as plate and frame, spiral-wound module, hollow fibre module, and tube-in-shell module.
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HPLC Columns - (163 companies)High performance liquid chromatography (HPLC) columns use a liquid mobile phase to separate the components of a mixture.
Product News
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ABB Measurement & Analytics
Guard Your Tech with Our New Gas Chromatograph! ABB 's new gas chromatograph integrates cybersecurity to protect industrial systems. The GCP100 is the first gas chromatograph with built-in cybersecurity on the market. It sets a new standard in cybersecurity and real-time analysis of complex gas mixtures, supporting operators in the natural gas, biogas, oil and petrochemical industries with enhanced accuracy and data security. The GCP100 covers a wider range of industries and applications thanks to an extended 60 -100 C temperature range... (read more)Browse Gas Chromatographs Datasheets for ABB Measurement & Analytics -
Environics, Inc.
Accurate calibration in gas chromatography accurately. This means they can ensure environmental assessments reflect true pollutant levels and help to safeguard ecosystems and human health?. Pharmaceutical Industry: In the pharmaceutical industry, maintaining the purity and potency of drugs is paramount. Gas chromatographs are used to analyze the chemical composition of pharmaceutical products to ensure they meet quality standards. Calibrating gas chromatography systems at ppb levels ensures even the smallest impurities are detected, allowing... (read more)Browse Calibration Instruments Datasheets for Environics, Inc. -
Environics, Inc.
Gas Chromatography in Analytical Chemistry to analytical chemistry. Gas chromatographs are most commonly used to separate and analyze organic molecules and permanent gases by vaporizing compounds without inducing thermal decomposition. It is used to analyse compounds with a boiling range from nC1 to nC100, although most applications are within a narrower boiling range of nC3 to nC44. These classifiers refer to the carbon number of a hydrocarbon mixture. For instance: nC1 is the first in a mixture with a single carbon atom, such as methanol... (read more) -
ABB Measurement & Analytics
Collaborate on gas analyzers for energy industry System Integration Manager at ABB. ABB 's analytical systems portfolio includes direct-read continuous gas analyzers, online gas analyzers using laser analytical techniques, rapid response process gas chromatographs and more. In addition to analytical systems, ABB provides gas analyzer system integration with fully customized analytical systems and solutions - from initial engineering through fabrication, testing, field start-up, and support. ABB 's 10,000 square meter world-class integration... (read more)Browse Gas Instruments Datasheets for ABB Measurement & Analytics -
Environics, Inc.
5 Benefits of Gas Mixers for Chromatography it is possible to thoroughly characterize mixed samples using a detector, such as a flame ionization detector (FID) or a mass spectrometer (MS). However, the accuracy of any gas chromatograph is utterly dependent on the system 's reliability, which can only be verified by gas calibration. There are several issues with conventional calibration gas mixtures. Namely, they represent a significant ongoing cost which can be a large portion of any laboratory 's budget for consumable resources. Despite... (read more)Browse Gas Generation Equipment Datasheets for Environics, Inc. -
Environics, Inc.
Accurate and reliable gas chromatography analysis. with its concentration, date, and fill pressure and store them appropriately. Some analytes can degrade over time, affecting the accuracy of your calibration curve. Always follow proper storage conditions based on your analyte 's stability. 3. Running Calibration Standards on the GC. It 's time to run them through the gas chromatograph, either through direct connection to a dilution system or prepared individual standard cylinders. Consistent GC Parameters. Run each standard under the same GC... (read more)Browse Gas Generation Equipment Datasheets for Environics, Inc. -
Environics, Inc.
On-Site Blending Enhances Gas Chromatography is possible, ensuring that gas chromatographs are always optimized for the specific chemical analysis being performed. 3. Enhanced Safety. Handling multiple pre-mixed gas cylinders comes with several safety risks. Each cylinder introduces potential hazards, including the risk of gas leaks, improper storage, or accidents during transport. On-site gas blending systems minimize these safety concerns by reducing the number of gas cylinders required in the laboratory. By eliminating the need for multiple... (read more)Browse Mixing and Blending Controllers Datasheets for Environics, Inc. -
Control Instruments Corp.
Fuel Additives Case Study for CalorVal Analyzer A worldwide manufacturer of fuel additives that improve the refining process and boost the performance of gasoline and other fuels, needed to have a direct, real-time measurement of the LHV with either a Gas Chromatograph (GC) or a calorimeter and have the data available for the EPA audit. They no longer would accept a calculated BTU value. The customer desired a fast response time due to the nature of their batch processes and required a high range measurement for their heavy hydrocarbons... (read more)Browse Combustion Analyzers Datasheets for Control Instruments Corp. -
ASTM International
New Standard Covers Gasoline Sample Analysis to the ASTM process that enables new technology to be quickly incorporated into mainstream use. ". The new standard uses straightforward instrumentation - a gas chromatograph, a standard 30m nonpolar column, and a VUV detector - to quantify hydrocarbon groups and selected individual compounds in gasoline. Testing determines concentration of the hydrocarbon classes of paraffins, isopariffins, olefins, naphthenes and aromatics. "This explicit compound and class identification together with the ease... (read more)Browse Standards and Technical Documents Datasheets for ASTM International -
Shenzhen Jewellok Technology Co., Ltd.
Gas Cabinet Gas Rack Gas Delivery Systems Description. Technical Data. Model. JW-300-GR. Specification. Single bottle/double bottle. Special gas cabinet size. Double bottle: W800*D520*H1957, single bottle: W500*D520*H1957. Control cabinet power supply. Control power supply: 220VAC, 50HZ, 500W, heating power supply: 220VAC, 50HZ, 1-6KW. Purge. PN2,1/4 "MVCJ. High pressure holding. HPN2,1/4 "MVCJ. Vacuum. GN2.1/4 " MVCJ. VENT drain pipe. 1/2 " MVCJ. Pneumatic air source. CDA driver, 1/4 " SWG. Operation interface. 7 " color touch screen... (read more)Browse Gas Cabinets and Distribution Systems Datasheets for Shenzhen Jewellok Technology Co., Ltd.
Conduct Research
Gas chromatograph is a commonly used chromatographic product. In addition to quantitative and qualitative analysis, it can also determine the physical and chemical constants such as the partition coefficient, activity coefficient, molecular weight, and specific surface area of the sample...
Burner Control is critical for Power and Industrial plants as it affects emissions, energy costs, and process efficiencies. For natural gas burners, variations in gas composition can have direct impact on ability to maintain burner control and desired combustion characteristics, especially...
A fundamental requirement for gas safety and contract sale of natural gas is to measure the amount of H2S and Total Sulfur. The level of these contaminants and sulfur-based odorants is strictly controlled to avoid equipment damage and risk to site personnel in transmission and distribution...
The accuracy of any gas chromatograph is utterly dependent on the system's reliability, which can only be verified by gas calibration....
Gas chromatography uses stationary and mobile phases for separating and analyzing mixtures according to "Chromatography Composition Measurement," in The Measurement, Instrumentation, and Sensors Handbook. To perform the necessary steps, the typical gas chromatograph has several different aspects....
Recently a report was published that investigated the effect of methanol on the analysis of natural gas by various gas chromatographs. The report was in response to measurement issues in some offshore applications where methanol is injected into the gas stream to avoid hydrate formation. The Daniel...
Gas Chromatograph is mainly used in the analysis of oil extraction and refining, petrochemicals, fine chemicals, food safety, environmental protection, electronic high-purity gas industries, research institutes, quality inspection, safety supervision, public security forensics, and national...
The majority of online gas chromatographs with Thermal Conductivity Detectors (TCD) use Helium as a carrier gas. Recently, many suppliers of chromatograph grade helium have been experiencing supply shortages, in turn leading to increasing prices. Many users are looking for alternatives to decrease...
Gas flow systems serve myriad purposes around the world. They are used to calibrate gas chromatographs (GC) in laboratory and analytical facilities and have been widely employed in the mixing, blending, and delivery of appropriate medical gas mixtures. Ground-breaking clinical research...
The XA Series of gas chromatographs share a common electronics platform that reduces complexity and training needs, while providing a range of measurement options to suit the individual application. Critical, high-value locations benefit from the high accuracy 770XA, and the 370XA provides a lower...
More Information
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AN EXPERIMENTAL STUDY OF A COMPACT AUTOTHERMAL
GASOLINE REFORMER FOR THE PRODUCTION OF HYDROGEN
Most reactant and gas chromatograph fluids were purchased through commonly used distributors as shown in Table 4.2.
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Determination of threshold values for damage of animal and vegetable organisms by phosphine and methyl bromide
…also a Dru & gasflasahe with a calibrating-standard (15 ppm PHs in N ~ or 50 ppm CHsBr in N ~) were connected to a gas distributor , so daf~in the gas loop connected to the gas chromatograph selectively the PHs- or…
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New GerÄte and chemicals
Pr~parativer gas chromatograph F 21, a full automaton with FID, for representation of the purest substances, up to 8 traps with novel distributor system.
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Highly efficient carbon dioxide capture by a novel amine solvent containing multiple amino groups
…1, N2 cylinder; 2, CO2 cylinder; 3, mass flow meter; 4, gas preheater; 5 and 17, ball valve; 6, thermometer; 7, water bath; 8, reactor; 9, gas distributor ; 10, magnetic stirrer; 11 … 13, needle value; 14, gas chromatograph ; 15, computer; 16, vent.
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Trace gas analysis using thermoanalytical methods
…gas generator, 7 gas distribution valves, 8 test gas inlet to gas loading chamber, 9 gas loading chamber, 10 gas distributor (fritted glass), 11 DSC … state reagent, 12 test gas outlet from gas loading chamber, 13 gas chromatograph , 14 waste solution from…
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Current Developments in Solid-state Fermentation
1) air pump, 2) air filter, 3) humidifier, 4) air distributor , 5) battery of columns in water bath, 6) silica gel columns, 7) gas sampler, 8) chromatograph , 9) PC unit (redrawn from Medeiros et al., 2001).
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Reduction of iron ore by means of lignite semicoke
…metallic boat for the briquets; (11) rubber stopper; (12) unit for gas filtration and drying; (13) valve for releasing the flux to the atmosphere; (14) distributor system of gas intakes; (15) plastic chambers … 17) LKhM 8MD gas chromatograph ; (18) GKhP 1 volumetric…
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Aroma compounds produced by Kluyveromyces marxianus in solid state fermentation on a packed bed column bioreactor
(1) Air pump; (2) air filter; (3) air moisturizing unit; (4) air distributor ; (5) bioreactor columns in water bath; (6) silica gel columns; (7) auto gas sampler; (8) gas chromatograph ; (9) computer.
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Application of the fluidized bed reactor for the chlorination of alumina
Fluidized bed apparatus; a reaction zone, b gas distributor frit, c gas heating zone, d reactor heating jacket, e reflector, f of Stohbscheider, g aluminum chloride-capacitors, h planting capillary T, i gas- chromatograph , Temperaturmeljstelle.
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Analytical proximity solution for the breakthrough curve at non-linear adsorption isotherm
Fluidized bed apparatus; a reaction zone, b gas distributor frit, c gas heating zone, d reactor heating jacket, e reflector, f of Stohbscheider, g aluminum chloride-capacitors, h planting capillary T, i gas- chromatograph , Temperaturmeljstelle.
