You searched for: 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.
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)
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)
Supplier: Restek
Rt®-Q-BOND are nonpolar PLOT columns incorporating 100% divinylbenzene.
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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)
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
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)
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)
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)
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)
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
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)
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)
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)
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)
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)
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
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)
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
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)
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
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®
Supplier: Restek
Non bonded stationary phase packed columns.
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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)
Supplier: Restek
These fused silica columns have midpolarity Crossbond® phase manufactured for column to column reproducibility suited for validated methods.