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Gas Chromatography Applications

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    Analysis of Pesticides in Beef Kidney

    The suitability of the new cleanup sorbent, Supel QuE Z-Sep+, has been successfully demonstrated for cleanup of beef kidney matrix. It was found to effectively reduce background without significantly reducing recovery of lipophilic pesticides such as organochlorines and some pyrethroids. GC-MS full-scan data indicated Z-Sep+ was found to provide better cleanup in the form of reduced background than PSA/C18, and less interference in the GC-MS/SIM analysis of the target pesticides themselves.

    By Merck KGaA, Darmstadt, Germany based in Darmstadt, GERMANY.

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    odor control for asphalt

    Control Asphalt Odors Naturally: The production of hot mix paving asphalt generates odors that can be strong, persistent, and a nuisance to employees and neighbors alike. Controlling and abating these odors can be a challenge.

    By OMI Industries (OMI) based in Long Grove, ILLINOIS (USA).

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    A New GC-MS Method for Mycotoxin Analysis Using 13C-marked Mycotoxin Derivatives

    Andreas Breidbach [1] and Wolfgang Brodacz [2,3,4] developed a new GC-MS method using fully 13C isotopelabelled analogues of T-2 toxin and HT-2 toxin that allows for the detection of these toxins at concentrations as low as 2–5 ppb.

    By Merck KGaA, Darmstadt, Germany based in Darmstadt, GERMANY.

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    Flow meters for analytical flow solutions

    Our mass flow flow controllers are used in a wide variety of analytical tools ranging from chromatographs to gas mixing and blending systems to assure precision gas mass flow rate delivery.

    By Sierra Instruments, Inc. based in Monterey, CALIFORNIA (USA).

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    Analysis of VOC compounds in water by Purge & Trap or dynamic headspace

    Context & Challenges Volatile organic compounds (VOC) can be dissolved in water. Sometimes water is polluted and to study contamination of VOC in finished drinking water, VOC must be measured. Chromatotec® Solutions Chromatotec® has developed a specific system for the measurement of VOC in water: a Purge & Trap system, the airmoPURGE. The analyzer is coupled with a degasing system allowing the extraction of dissolved gases. The complete system is based on: - 502.2 method from US EPA –...

    By Chromatotec Group based in Val de Virvée, FRANCE.

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    Advanced Treatment of Produced Water for Crop Irrigation

    The Situation: California is currently facing one of the most severe droughts in recorded history. In order to mitigate the drought conditions, various water conservation measures have already been implemented, and others are being considered. One method under consideration is using the advanced treatment of produced water to make it available for irrigation. A major challenge to the success of this method is economically treating the produced water to achieve the quality mandated by California’s irrigation...

    By Turner Designs Hydrocarbon Instruments, Inc. based in Fresno, CALIFORNIA (USA).

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    Measurement of C1-C5 with carbon dioxide for oil & gas exploration.

    The PetroAlert Model 8900 combines the selectivity of gas chromatography with the sensitivity, broad dynamic range, and hydrocarbon selectivity of a flame ionization detector (FID) providing fast analysis of C1-C5 hydrocarbons and Carbon Dioxide required in Mud Logging for Oil & Gas exploration. The PetroAlert Model 8900 uses a dual column configuration with timed backflush to vent which is used to strip off moisture and C6+ hydrocarbons. A pre-cut column is used in series with the analytical column. At...

    By AMETEK MOCON - Baseline based in Lyons, COLORADO (USA).

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    Baseline® 9100 Residual Solvent Analysis — Ethanol, Isopropanol, and Acetone

    MOCON’s Baseline® Series 9100 Gas Chromatograph equipped with a photoionization detector (PID) provides a quick, cost effective quantitative analysis of IPA and acetone in air at levels in the ppb and sub-ppb range with no preconcentration necessary. Isopropanol and acetone are detected and accurately quantified to sub-ppb levels in under 3 minutes with ethanol producing no interference. The instrument is sensitive to below 5 ppb for both IPA and acetone employing the MOCON Baseline® standard PID or 0.1 ppb...

    By AMETEK MOCON - Baseline based in Lyons, COLORADO (USA).

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    Measurement of ethylene oxide for monitoring workplace exposure limits

    The Series 8900 Ethylene Oxide Analyzer combines the selectivity of gas chromatography with the sensitivity of a Photoionization Detector (PID) providing interference free response to Ethylene Oxide (EtO) at levels below 0.05 ppm. This analytical method is referenced in OSHA`s `Occupational Exposure to Ethylene Oxide: Final Standard` 29 CFR Part 1910. The system documents exposure levels including: time-weighted averages (TWA), short-term exposure limits (STEL) and instantaneous alarms. Areas that are typically...

    By AMETEK MOCON - Baseline based in Lyons, COLORADO (USA).

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    Low concentrations monitoring of benzene and aromatic hydrocarbons (BTEX) for pollution control and environmental monitoring

    With over 15 years of experience in the measurement of volatile organic compounds (VOC), Environment SA announces the VOC72M, a new generation analyzer for the measurement of BTEX compounds by gas chromatography with photo-ionization detector (PID). The VOC72M can handle up to 40 compounds and eight configurations for analysis. This compact and fully automated analyzer with wide voltage range specifications (90-240V) provides equivalent performance to the laboratory chromatographs and is particularly suited to...

    By ENVEA based in Poissy, FRANCE.

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    Measurement of C1-C5 hydrocarbons for oil & gas exploration.

    The PetroAlert Model 8900 combines the selectivity of gas chromatography with the sensitivity, broad dynamic range, and hydrocarbon selectivity of a flame ionization detector (FID) providing fast analysis of C1-C5 hydrocarbons required in Mud Logging for Oil & Gas exploration. The PetroAlert Model 8900 uses a dual column configuration with timed backflush to vent which is used to strip off moisture and C6+ hydrocarbons. A pre-cut column is used in series with the analytical column. At sample injection a fixed...

    By AMETEK MOCON - Baseline based in Lyons, COLORADO (USA).

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    Gas analyzers and detectors for the ethanol processing

    Gas chromatographs and hydrocarbon analyzers can be key in adding value to the ethanol production process and protecting the environment from Volatile Organic Compound (VOC)emissions created during the process.

    By AMETEK MOCON - Baseline based in Lyons, COLORADO (USA).

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    Choose high accuracy gas flowmeter for increased precision and profitability

    Sierra designs and manufactures a wide range of today’s most advanced analog and digital gas flowmeters and controllers, including a high-pressure gas flowmeter. For gas mixing and blending applications, accuracy and precision control and measurement are always a central requirement. Sierra’s precise flow meters and controls provide end-users with high performance in gas mixing and blending applications like creating artificial atmospheres, gas mixing in manufacturing, inerting and gas chromatography.

    By Sierra Instruments, Inc. based in Monterey, CALIFORNIA (USA).

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    PTR-MS systems for security and safety purpose

    Illicit substances real-time detection with IONICON PTR-MS. PTR-MS combines all features that are needed for analyzing dangerous and illicit substances like explosives, chemical warfare agents (CWA), toxic industrial chemicals (TIC) and drugs.

    By Ionicon Analytik Ges.m.b.H. based in Innsbruck, AUSTRIA.

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    Online monitoring solutions for determination of impurities in liquid EDC

    The purpose of determining impurities in liquid EDC (ethylene dichloride) is a quality control measure to avoid contamination of EDC and off-spec product batches. For all other analytical solutions in the chlorination process, please browse the On-line Analyzers Suite under Products & Solutions.

    By AppliTek NV based in Nazareth, BELGIUM.

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    Online monitoring solutions for determination of impurities in dry chlorine

    The purpose of determining impurities in dry chlorine (after compression) is a quality control measure to avoid contamination and off-spec product batches. Alternatively, chlorine purity can also be determined by measuring absolute levels of chlorine in dry chlorine, by means of multi-wavelength UV analysis.

    By AppliTek NV based in Nazareth, BELGIUM.

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    Process analyzers & instruments for gas chromatographs

    By AMETEK Process Instruments based in Pittsburgh, PENNSYLVANIA (USA).

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    Machine condition monitoring for labs & services

    Overview Machine condition monitoring using oil analysis is widely practiced by virtually every segment of modern industry that maintains large, expensive, oil-lubricated machines. In many cases, especially in smaller plants or enterprises, samples are sent to commercial oil analysis laboratories that can help monitor machinery health.

    By Spectro Scientific based in Chelmsford, MASSACHUSETTS (USA).

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    Online monitoring solutions for determination of impurities in gas phase VC

    The purpose of determining impurities in gaseous VC (vinyl chloride) is a quality control measure to avoid contamination of VC and off-spec product batches.

    By AppliTek NV based in Nazareth, BELGIUM.

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    Analytical and measuring instruments of shimadzu cannabis testing solutions

    Shimadzu`s Cannabis Testing Solutions cover a broad range of applications, from potency testing to pesticide screening. We supply the instruments, methods and experience necessary to get you up and running quickly. Shimadzu scientific instruments have been applied to natural products, food sciences, pharmaceuticals and environmental testing for decades. Whether you are a chromatography expert or a novice, our platforms and training ensure that your laboratory will generate quality results from a wide variety of...

    By Shimadzu Scientific Instruments Inc based in Columbia, MARYLAND (USA).

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