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SUPELCOWAX® 10 Capillary GC Column

Sigma-Aldrich Supelco

SUPELCOWAX® 10 Capillary GC Column• Application: This column is based on one of the most widely used polar phases, Carbowax 20M, and is a polar column suitable for analyses of solvents, fatty acid methyl esters (FAMEs), food, flavor and fragrance compounds, alcohols, and aromatics. Additionally, this column is a great choice when a polar general purpose column is required.• USP Code: This column meets USP G16 requirements.• Ph…

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Equity-5 Capillary GC Column

Sigma-Aldrich Supelco

Equity-5 Capillary GC Column• Application: This popular column is designed for general purpose applications where a non-polar column is required. The low phenyl content provides thermal stability compared to 100% poly(dimethyl siloxane) columns.• USP Code: This column meets USP G27 and G36 requirements.• Phase: Bonded; poly(5% diphenyl/95% dimethyl siloxane)• Temp. Limits: ≤0.32 mm I.D., • Temp. Limits: ≤0.32 mm I.D., ≥2 μm: -…

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SPB-5 Capillary GC Column

Sigma-Aldrich Supelco

SPB-5 Capillary GC Column• Application: This non-polar general purpose column provides primarily a boiling point elution order with a slight increase in selectivity, especially for aromatic compounds.• USP Code: This column meets USP G27 and G36 requirements.• Phase: Bonded; poly(5% diphenyl/95% dimethyl siloxane)• Temp. Limits: ≤0.32 mm I.D., • Temp. Limits: ≤0.32 mm I.D., ≥2 μm: -60 °C to 300 °C (isothermal or programmed)• T…

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Molded Thermogreen® LB-2 GC Septa

Sigma-Aldrich Supelco

The Perfect Combination of Low Bleed, Thermal Stability, and Easy Puncturability!Molded Thermogreen LB-2 septa are manufactured from high quality, low bleed material using the same exclusive LB-2 rubber formulation that chromatographers are accustomed to using. The difference is that molded septa, unlike traditional die-cut septa, offer easier installation and better sealing inside the injection port. This is because our liqui…

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Derivatization Reagents for Silylation

Sigma-Aldrich Supelco

Supelco provides high quality derivatization reagents for silylation.Silylation is the most widely used derivatization technique. Functional groups that present a problem with gas chromatogaphy detection - hydroxyl, carboxylic acid, amine, thiol, phosphate - can be derivatized by silylation reagents. Silylation involves replacement of the acidic hydrogen with an alkylsilyl group, for example, -SiMe3.Silylation derivatives are…

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Derivatization Reagents for Acylation

Sigma-Aldrich Supelco

Supelco provides high quality derivatization reagents for acylation.Acylation, an alternative to silylation, allows the conversion of compounds with active hydrogen such as -OH, -SH, and -NH into esters, thioesters and amines, respectively. A very popular example of this method is the insertion of perfluoracyl groups to enable electron capture detection (ECD). Carbonyl groups adjacent to halogenated carbons enhance the ECD res…

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Derivatization Reagents for Alkylation & Esterification

Sigma-Aldrich Supelco

Supelco provides high quality derivatization reagents for akylation and esterification.Alkylation is the replacement of the active hydrogen in R-COOH, R-OH, R-SH, R-NH, R-NH2, R-CONH2, R-CONH-R′ with an alkyl group, or sometimes an aryl group.Esterification is the first choice for derivatization of carboxylic acids and other acidic functional groups. Acids are reactive compounds, and are too polar to be well separated by gas c…

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Custom Made Packed GC Columns

Sigma-Aldrich Supelco

Supelco’s complete line of stock and custom packed GC columns are configured to fit most commercially available GC instruments.Supelco® has been the leader in packed GC column technology for over 40 years. Should you not be able to locate a stock item to fit your needs, our custom capabilities allow us to manufacture columns and packings to your specifications. In addition we also carry hard-to-find tools specifically designed…

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High Capacity Gas Purifier

Sigma-Aldrich Supelco

High Capacity Gas Purifiers (Remove Moisture and Oxygen)The best purifier choice for removing moisture and oxygen from carrier gas streams is our High Capacity Gas Purifier. It consists of three parts:• Clam-shell oven• Replaceable heating elements• Replaceable converter tube.A convenient starter kit contains all three items for new installations.

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Supelcarb HC Hydrocarbon Trap

Sigma-Aldrich Supelco

Supelcarb® is Back by Popular Demand!Supelco® is pleased to welcome the Supelcarb HC Hydrocarbon trap back to our line of in-line gas purifiers! Supelcarb adsorbent has the greatest trapping ability of hydrocarbons per gram of adsorbent (twice that of activated charcoal). These traps are the best traps available for removing hydrocarbons and other organics from carrier, fuel, air and other gas streams.

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Supelco® Helium Purifier for GC/MS

Sigma-Aldrich Supelco

Specialty In-Line Purifier for GC-MS HeliumThe most sensitive GC-MS instruments require a steady stream of ultra-high purity (99.99999%) helium for optimal performance. To achieve this level, a specialty purifier is required. These purifiers contain multiple adsorbent beds for the removal of all critical contaminants. Additionally, the adsorbent materials are packed into the cartridge under helium to ensure no other gas off-g…

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Chiral Capillary GC Columns

Sigma-Aldrich Supelco

Cyclodextrin-based DEX and Astec CHIRALDEX phases are stable, high boiling liquids and make effective CSPs for enantiomer separations by GC. The two lines exhibit complementary selectivity.Cyclodextrins are macromolecules composed of 6 or more D(+)-glucose residues bonded through α-glycosidic linkages. They are classified according to the number of glucose residues they contain: α-cyclodextrins (six residues), β-cyclodextrins…

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Packed GC Columns

Agilent Technologies

Agilent J&W Packed GC Columns are designed and manufactured to offer excellent and reproducible performance for all sample types associated with packed column separations, most important in the hydrocarbon processing industry. 

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PoraPLOT Q

Agilent Technologies

Agilent J&W PoraPLOT Q is recommended for column switching systems that analyze polar and apolar volatile compounds. Water elutes as a sharp and quantifiable peak. In addition, retention times are repeatable, as retention is not influenced by water in the sample.

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ChromSquare V2 Software

ChromSquare GC/GC is data analysis software for comprehensive gas chromatography (GC/GC). GC/GC analysis uses two different types of columns for higher resolution. This makes it possible to analyze samples with a large number of components that are difficult to identify using regular GC or GC/MS systems, due to overlapping peaks. ChromSquare software enables qualitative and quantitative analysis in a single window. Moreover,…

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CP-WAX 57 CB for Glycols and Alcohols

Agilent Technologies

Agilent J&W CP-Wax 57 CB for Glycols and Alcohols is optimized for the analysis of glycols, diols and alcohols. It has a unique, high polarity wax phase that produces symmetrical peaks. The cross-linked and bonded phase delivers robustness and enhanced column lifetime.

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Omegawax® Capillary GC Columns

Sigma-Aldrich Supelco

This column allows highly reproducible analyses of fatty acid methyl esters (FAMEs), specifically the omega 3 and omega 6 fatty acids. It is tested to ensure reproducible FAME equivalent chain length (ECL) values and resolution of key components. Column Details: Phase: Bonded; poly(ethylene glycol) USP Code: G16 Length: 15, 30 m ID: 0.10, 0.25, 0.32, 0.53 mm df: 0.10, 0.25, 0.50

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Industrial 910 GC with FID & TCD

Buck Scientific, Inc.

910 GC with FID & TCD detectors and built-in air compressor. 910 GC with FID & TCD detectors 30 Meter column, and built-in air compressor. In the lab, the 910-series GCs perform routine industrial analyses and complicated research separations easily, generating accurate and reproducible results. Designed to be durable and portable, the compact 310-series is ideal for operation in the field, E.P.A. and A.S.T.M. methods can be…

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Educational 310 CCD GC

Buck Scientific, Inc.

The Gass-less GC is an Educators best friend. It needs no gases thanks to it's CCD detector. It come with free software and classroom experiments all for under 5K. Our 310 Gas-less Educational GC system is ideal for undergraduate chemistry classes where the principles of gas chromatography are demonstrated on the same equipement students will encounter in industry. The Gas-less Educational GC includes a built-in "whisper quie…

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BioDiesel Gas Chromatograph

Buck Scientific, Inc.

ASTM 6584 BioDiesel GC System For the laboratory or field portable. The BioDiesel GC System is configured to perform ASTM 6584 ( residual free and bound Glycerin in BioFuel ). Analysis takes about 25 minutes and is simple enough for an untrained operator to perform in the lab or in the field. The included PeakSimple Data System displays the calibrated results directly without off-line calculations. This gas chromatograph sati…

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Educational CCD GC

Buck Scientific, Inc.

The Gass-less GC is an Educators best friend. It needs no gases thanks to it's CCD detector. It come with free software and classroom experiments all for under 5K. Our 310 Gas-less Educational GC system is ideal for undergraduate chemistry classes where the principles of gas chromatography are demonstrated on the same equipement students will encounter in industry. The Gas-less Educational GC includes a built-in "whisper quie…

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Environmental and BTEX GC Systems

Buck Scientific, Inc.

For laboratory or mobile field testing where space and versatility are critical, choose the Environmental GC system. Equipped with Method 5030 or 5030/5035 compliant Purge & Trap, PID and FID/DELCD detectors. For laboratory or mobile field testing where space and versatility are critical, choose the Environmental GC system. Equipped with Method 5030 or 5030/5035 compliant Purge & Trap, PID and FID/DELCD detectors, it will eas…

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Medical Cannabis GC

Buck Scientific, Inc.

Medical Cannabis Gas chromatograph for Cannabinoid percentage analysis. With the research being done by the CBN project among other, researchers are learning new things about the non-physcoactive cannabinoids and how they affect certain illnesses. The future of medical cannabis will present many options for the patients but testing will have to be done to determine which plants are producing which quantities of cannabinoids.…

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Mudlogging Gas Chromatograph

Buck Scientific, Inc.

The Mudlogging GC system is designed to provide a continuous reading of total hydrocarbons in a gas stream while periodically performing a chromatographic separation. The Mudlogging GC system is designed to provide a continuous reading of total hydrocarbons in a gas stream while periodically performing a chromatographic separation of the sample to determine the exact composition of the sample stream. The sample gas stream (at…

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Six channel Peaksimple Data Station

Buck Scientific, Inc.

The Model 302 is available mounted inside the 910, and 310 GCs, or it can be mounted in a separate box for connection to other manufacturers' GC or HPLC detectors. The Model 302 is available mounted inside the 910 and 310 GCs, or it can be mounted in a separate box for connection to other manufacturers' GC or HPLC detectors. The Model 302 data system consists of PeakSimple chromatography software for Windows, and a six channe…

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