You searched for: Chromatography Columns

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.

Supplier: Restek

Raptor fluoroPhenyl columns combine the speed of 2,7 and 5 µm superficially porous particles with the resolution of highly selective USLC technology.

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.

Supplier: Restek

These Ultra biphenyl columns are made of high-purity, type-B silica that minimises activity and creates high-density bonding. These columns are designed for selective and reliable HPLC applications.

Supplier: Agilent

Each method validation kits contain three HPLC columns with the same column type (i.e., bonded phase, particle size, configuration) but from different manufacturing lots.

Supplier: Restek

These columns are made up of passivated stainless steel.

Supplier: Agilent

These MolSieve 5Å columns have wide range of tubing materials including stainless steel, ultimetal and nickel plus hundreds of stationary phases, packings, and supports to suit many specific application.

Supplier: Agilent

These ZORBAX GF-250 and GF-450 size exclusion (gel filtration) columns are ideal for the size separations of proteins and other biomolecules.

Supplier: Restek

The Rt®-βDEXsp columns are useful in dual-column configurations, with the Rt-βDEXsm column, for complex enantiomeric separations.

Supplier: Restek

Graphitised carbon black offers unique selectivity and very little adsorption for alcohol analyses. Two types of CarboBlack supports are available, CarboBlack B and CarboBlack C. CarboBlack B support, with its higher surface area, can hold up to a 10% loading of a non silicone liquid phase. CarboBlack C support can hold up to a 1% loading of a non silicone liquid phase.

Supplier: Agilent

Column type: GC column, Ø int.: 2,00 mm, Length: 1,2 m, Ø ext.: 3,18 mm

Supplier: Alltech

GraceResolv™ cartridges are packed with a grade of Davisil® silica designed to maximise performance of today's flash instruments.

Supplier: VARIAN

The Select Silanes column is a stabilized trifluoropropyl-methyl polysiloxane phase optimized for silanes determination. The Select Silanes column has a very thick film, resulting in high capacity and retention for highly volatile silanes.

Supplier: Restek

PLOT columns are made from Siltek® treated stainless steel and have the same characteristics and performance as fused silica PLOT columns but useful for GCs and other field applications.

Supplier: Agilent

Phenyl-based polymer provides low bleed and does not interfere with nitrogen-specific detectors.

Supplier: Agilent

DB-XLB is exceptionally low bleed for active compounds, specifically pesticides, herbicides, PCBs, and PAHs, and for confirmation analyses.

Supplier: VARIAN

SPEC Disk SPE delivers superior flow characteristics and trouble free automation.

Supplier: Restek

These MXT-5 columns are Siltek-treated stainless steel with low-polarity phase, crossbond diphenyl dimethyl polysiloxane stationary phase. All residual catalysts and low molecular weight fragments are removed from the MXT-5 polymer, providing a tight monomodal distribution and extremely low bleed.

Supplier: VARIAN

Polaris™ NH₂ is an aminopropylsilane-covered silica that can be used in either reversed or normal phase conditions. Exhibit higher efficiencies for carbohydrate analysis than ionic gel-based columns

Supplier: VARIAN

CP-Wax 57 CB for Glycols and Alcohols is guaranteed for the analysis of glycols, diols and alcohols. It has a unique, high polarity wax phase that produces symmetrical peaks.

Supplier: VARIAN

Bond Elut™ SAX is a strong anion-exchanger suited for extracting weak anions such as carboxylic acids that may not retain well on weak anion-exchangers.

Supplier: Agilent

AdvanceBio RP-mAb columns are designed to optimise the performance of intact and reduced mAb analysis when analysing monoclonal antibodies for biopharma discovery, development, and QA/QC applications.

Supplier: Agilent

Both strong anion exchange (SAX) and strong cation exchange (SCX) columns are bonded with spherical silica particles for optimum efficiency. SAX is ideal for separation of water-soluble compounds such as aromatic and aliphatic carboxylic acids and sulphonic acids and SCX is ideal for separations of basic, water-soluble compounds and bio-molecules.

Supplier: VARIAN

Ideal as primary or confirmation column.

Supplier: Agilent

Silica based for mechanical stability and no shrinking or swelling with solvent changes. For organic and aqueous solvents.

Supplier: VARIAN

VF-1301ms ultra-low-bleed thin film columns have a similar selectivity to VF-624ms and are suitable for the analysis of semivolatile organic solvents, as well as PCBs and pesticides.

Supplier: Restek

This highly retentive and selective phase is developed specifically for the analysis of aldehydes and ketones as DNPH derivatives. Allure® AK is a reversed phase HPLC material that has the unique ability to separate all 13 carbonyl compounds using a simple acetonitrile/water gradient.

Supplier: VARIAN

CP-Sil 5/C₁₈ CB for PCB has a lower polarity than 100% polydimethylsiloxane due to its C₁₈ substitutions. Due to the absence of cyano groups it provides high signal-to-noise ratios for ECD detectors.

Supplier: VARIAN

The select Al₂O₃ MAPD is an aluminum oxide PLOT column for the analysis of reactive hydrocarbons and is especially targeted towards the response for methyl acetylene and propadiene (MAPD).

Supplier: Agilent

These columns are highly polar. Ideal for hydrocarbon analysis, and for resolving acetylene from butane and propylene from isobutane.