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2092 results for Chromatography Columns

You searched for: Chromatography Columns

Chromatography Columns

Chromatography columns separate molecules within mixtures during gas or liquid methods. Filled with stationary phase compositions or resins, the prepacked options reduce the preparing time required. The vertical pieces are able to withstand extreme temperatures and pressure fluctuations experienced when the mobile phase is forced through the medium. Meet preparative and analytical laboratory procedures with the chromatography columns to separate dissimilar moving components based on individual polarity, composition, and size.

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HPLC columns, Ultra PFP (USP L43)

Supplier: Restek

Ultra PFP columns are with a pentafluorophenyl phase and has unique selectivity for compounds containing organohalogens or other basic functional groups.

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Roc Phenyl-Hexyl HPLC Columns (USP L11)

Roc Phenyl-Hexyl HPLC Columns (USP L11)

Supplier: Restek

The Restek Phenyl-Hexyl features a phenyl ring attached to a 6-carbon chain.

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PLOT columns, Rt-Q-BOND columns (fused silica)

PLOT columns, Rt-Q-BOND columns (fused silica)

Supplier: Restek

Rt®-Q-BOND are nonpolar PLOT columns incorporating 100% divinylbenzene.

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Porous polymer columns (packed)

Porous polymer columns (packed)

Supplier: Restek

Restek offers a full range of porous polymers, including HayeSep® and Porapak polymer packings for analyses of volatile compounds and light solvents.

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Capillary columns, MXT®-200 (Siltek®-treated stainless steel)

Capillary columns, MXT®-200 (Siltek®-treated stainless steel)

Supplier: Restek

MXT®-200 columns are general purpose columns for solvents, Freon® fluorocarbons, alcohols, ketones, silanes, and glycols.

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Secondary columns for GCxGC (fused silica), Rxi®-5Sil

Secondary columns for GCxGC (fused silica), Rxi®-5Sil

Supplier: Restek

Convenient 2 m length is ideal for use as a secondary column in GCxGC analyses.

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Capillary columns, FAMEWAX (fused silica)

Capillary columns, FAMEWAX (fused silica)

Supplier: Restek

Polar phase, Crossbond® polyethylene glycol application-specific columns for FAMEs, specially tested with a FAME mixture.

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Rt®-S-BOND Columns (Fused Silica PLOT)

Rt®-S-BOND Columns (Fused Silica PLOT)

Supplier: Restek

Porous polymers are unique, highly retentive stationary phases with a wide application range that are able to elute both polar and nonpolar compounds.

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UHPLC columns, Pinnacle® DB Silica (USP L3)

UHPLC columns, Pinnacle® DB Silica (USP L3)

Supplier: Restek

Highly base-deactivated spherical silica manufactured by Restek. Useful for normal phase separations. Replaces Hypersil® BDS and Pinnacle® Amine.

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Capillary columns, Rtx®-65TG (fused silica)

Capillary columns, Rtx®-65TG (fused silica)

Supplier: Restek

High polarity phase columns, Crossbond® diphenyl dimethyl polysiloxane, application specific and specially tested for triglycerides.

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HPLC columns, Allure® PFP propyl (USP L43)

Supplier: Restek

PFP propyl columns have a pentafluorophenyl phase with a propyl spacer. It is highly retentive for basic analytes and phase for separating nucleosides, nucleotides, purines, pyrimidines, halogenated compounds, β-blockers and tricyclic antidepressants.

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Capillary columns, Stabilwax®-DB (fused silica)

Supplier: Restek

Application-specific columns for underivatised amines and other basic compounds including alkylamines, diamines, triamines, nitrogen containing heterocyclics.

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Capillary columns, Rtx®-200

Supplier: Restek

General purpose columns for solvents, Freon® fluorocarbons, alcohols, ketones, silanes, glycols and drugs of abuse. Excellent confirmation column with an Rtx®-5 column for phenols, nitrosamines, organochlorine pesticides, chlorinated hydrocarbons and chlorophenoxy herbicides.

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Micropacked GC columns

Micropacked GC columns

Supplier: Restek

These micropacked columns are highly efficient and provide good sample capacity. The unsurpassed inertness of SilcoSmooth tubing is based on Siltek deactivation, which allows the column to be flexed and coiled without any fear of chipping or cracking the inert surface.

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Analytical HPLC columns, Ultra Cyano (USP L10)

Analytical HPLC columns, Ultra Cyano (USP L10)

Supplier: Restek

These analytical HPLC columns with spherical shaped traditional monomeric cyanopropylsilane are well suitable for the analysis of protonated bases and also useful for confirmation of analysis on a C18 or C8 columns.

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Capillary columns, Rtx®-5MS (fused silica)

Capillary columns, Rtx®-5MS (fused silica)

Supplier: Restek

General purpose columns for drugs, solvent impurities, pesticides, hydrocarbons, PCB congeners (e.g. Aroclor mixes), essential oils, semivolatiles. Column specifically tested for low-bleed performance.

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Rxi®-35Sil MS Columns (Fused Silica)

Rxi®-35Sil MS Columns (Fused Silica)

Supplier: Restek

Rxi® fused silica capillary GC columns are designed specifically for exceptional inertness, ultra-low bleed, and reproducible retention and selectivity.

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UHPLC columns, Pinnacle® DB Cyano (USP L10)

UHPLC columns, Pinnacle® DB Cyano (USP L10)

Supplier: Restek

Highly base-deactivated spherical silica manufactured by Restek. Cyano bonding. Suitable for analyses of a wide range of compounds, from acidic through slightly basic. Also useful for confirmation of analyses on a C18 or C8 column. Can be used in normal phase or reversed phase mode of separation.

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Rt®-Alumina BOND/CFC Columns (Fused Silica PLOT)

Rt®-Alumina BOND/CFC Columns (Fused Silica PLOT)

Supplier: Restek

Restek Rt®-Alumina BOND columns are highly selective for C1 to C5 hydrocarbons and separate all saturated and unsaturated hydrocarbon isomers above ambient temperatures.

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Solid phase extraction cartridges, Resprep®, method specific

Solid phase extraction cartridges, Resprep®, method specific

Supplier: Restek

Cartridges have been specifically designed to provide consistent and reproducible results for the method or application stated.

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Capillary columns, Rtx®-502.2 (fused silica)

Capillary columns, Rtx®-502.2 (fused silica)

Supplier: Restek

Application-specific columns with unique selectivity for volatile organic pollutants. The Rtx®-502.2 column is cited in U.S. EPA method 502.2 and in many gasoline range organics (GRO) methods for monitoring underground storage tanks. For separation of trihalomethanes, ideal polarity for light hydrocarbons and aromatics.

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Solid phase extraction cartridges, Resprep®, C18 / C8

Solid phase extraction cartridges, Resprep®, C18 / C8

Supplier: Restek

These cartridges are made of glass fiber disks embedded with C18 or C8 bonded silica. These hydrophobic (nonpolar) silica-based adsorbents are ideal to extract hydrophobic analytes from polar matrices, such as water (e.g., pesticides from water).

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UHPLC columns, Pinnacle® DB C8 (USP L7)

UHPLC columns, Pinnacle® DB C8 (USP L7)

Supplier: Restek

Highly base-deactivated spherical silica manufactured by Restek. Monomeric C8 bonding. Similar to Pinnacle® DB C18, but the shorter alkyl chain provides less hydrophobic retention. Less retention can be useful for shortening analysis time, if resolution is adequate. Replaces Hypersil® BDS C8 and Pinnacle® C8 Amine.

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HPLC columns, Ultra IBD (USP L68)

Supplier: Restek

Ultra IBD is a polar-embedded column that acts as a strong hydrogen bonder. With a unique polar group this column is very retentive and selective for acids. It also provides symmetrical peak shape for strong bases. This columns are compatible with 100% aqueous mobile phases and can be used under reversed-phase or HILIC conditions to retain very polar, ionic compounds in highly organic mobile phases.

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GC columns, Stabilwax-MS (fused silica)

Supplier: Restek

Stabilwax-MS columns ensure reproducible retention times from run to run, even with temperature cycling. When methods require trace analysis, this highly polar, low-bleed stationary phase produces excellent signal-to-noise levels. Ideal for food and flavor analysis (e.g., essential oils), fragrance and allergen analysis, as well as industrial solvent and chemical analysis.

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UHPLC columns, Pinnacle® DB PAH UHPLC

UHPLC columns, Pinnacle® DB PAH UHPLC

Supplier: Restek

Base-deactivated spherical silica that is optimised for UHPLC stability. Designed to resolve complex mixtures of polycyclic aromatic hydrocarbons (PAHs). Complete resolution of all 16 EPA 610 PAHs, plus two other routinely analyzed PAH compounds, in less than five minutes to greatly reduce run times and increase sample throughput.

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OPTI-LYNX™ Micro Trap Cartridges

Supplier: OPTIMIZE TECHNOLOGIES

Combining a versatile selection of packed beds and the use of a convenient quick-connect holder, OPTI-LYNX™ provides numerous options for chromatographers for on-line or off-line sample clean-up and pre-concentration.

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Diatomaceous earth packed columns, Chromosorb®

Diatomaceous earth packed columns, Chromosorb®

Supplier: Restek

Non bonded stationary phase packed columns.

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Guard columns, Metal MXT®, Restek

Guard columns, Metal MXT®, Restek

Supplier: Restek

These columns are made up of passivated stainless steel.

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Capillary columns, Rxi®-624Sil MS columns (fused silica)

Capillary columns, Rxi®-624Sil MS columns (fused silica)

Supplier: Restek

These fused silica columns have midpolarity Crossbond® phase manufactured for column to column reproducibility suited for validated methods.

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