You searched for: Chromatography Columns

Supplier: VARIAN

VariTide RPC column is designed for use across the pH range, making it suitable for the analysis and purification of acid or basic and hydrophilic or hydrophobic peptides, using acid, neutral and basic eluents.

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

Rtx®-5 Amine columns are application specfic for amines and other basic compounds including alkylamines, diamines, triamines, ethanolamines and nitrogen-containing heterocyclics.

Supplier: PerkinElmer

These superficially porous particle (SPP) columns produce sharper peaks and faster separation results due to their breakthrough particle design and size.

Supplier: Restek

Ultra PFP Propyl columns are with a pentafluorophenyl propyl phase and has retention and selectivity of charged bases, electronegative compounds and amine-containing compounds.

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: VARIAN

The CP-Select 624 CB is a highly reproducible version of the popular 624 phase and has 2-3 times lower bleed than conventional columns.

Supplier: PerkinElmer

The MPLC cartridge system allows direct coupling of an analytical and NewGuard™ cartridge without introduction of any dead volume. A specific cartridge holder (30, 100, 220 mm) is required for each cartridge length.

Supplier: Restek

Integra-Guard® columns are designed for leak-free connection between the guard column and the analytical column. The guard column section is marked separately from the analytical column, using high-temperature string.

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.

Supplier: Restek

Viva C18 are monomeric octadecylsilane columns, highly base deactivated wide pore packing that exhibits peak shape for a wide range of compounds from acidic through slightly basic. General purpose column for analyzing large molecules and biomolecules.

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: UPCHURCH SCIENTIFIC

This narrow-bore short column (2,0×20 mm) creates only a slight pressure increase with virtually no detectable theoretical plate loss when used with a 3 mm int.Ø or larger column.

Supplier: VARIAN

Microsorb™ Cyano, a cyanopropylsilane-covered silica, is unique in that it spans both the normal and reversed phase separation modes. When used with aqueous organic mobile phases, compounds elute in an order typical of reversed phase, with polar compounds eluting quickly and hydrophobic compounds being more retained.

Supplier: VARIAN

VF-17ms is a 50% phenyl, 50% dimethylpolysiloxane, medium polarity, low bleed column for increased sensitivity, accuracy and instrument uptime.

Supplier: VARIAN

Flash cartridges for the purification of organic compounds, and also for scale-up, solid phase extraction.

Supplier: Restek

Ultra C18 is a general purpose reversed phase column with retentive and high-purity packing that exhibits excellent peak shape for a wide range of compounds.

Supplier: VARIAN

CP-PoraPLOT U and CP-PoraPLOT S provide symmetrical peaks from polar and non-polar volatiles for ultimate accuracy.

Supplier: VARIAN

CP-Lowox offers a unique solution to the chemical and petrochemical industries. It is now possible to analyze trace level oxygenate impurities in gas and liquid hydrocarbon streams.

Supplier: VARIAN

Hi-Plex HPLC columns deliver improved efficiency, lower operating pressures and longer column lifetimes from monodispersed materials. With a range of ligand counter ions for optimum selectivity and resolution and materials matched to the USP definitions of media types L17, L19, L34 and L58, the Hi-Plex range is ideal for isocratic separations using water or dilute acid as the eluent. This simplifies your HPLC system requirements and eliminates the use of potentially hazardous organic solvents.

Supplier: VARIAN

Chem Elut sorbent for rapid, general sample preparation of biological samples such as plasma, serum, whole blood and urine. Chem Elut products are available in buffered and unbuffered formats. The buffered devices can be used for simple scrubbing operations on organic reactions. The base-treated cartridge can remove residual acid compounds from a variety of matrices.

Supplier: VARIAN

Bond Elut™ Focus solid phase extraction cartridges with enhanced polar recovery. Features a unique amide functionalised polar-enhanced sorbent technology that delivers outstanding retention for polar and non-polar analytes.

Supplier: VARIAN

CP-Sil 43 CB separates aromatic from aliphatic hydrocarbons with moderate polarity for specific selectivity equivalent to OV-255.

Supplier: VARIAN

The CP-Wax™ lines of chemically bonded columns offer a broad range of selectivities for method optimisation. The backbone of this series stationary phases is made of a polyethylene glycol.

Supplier: VARIAN

Guaranteed analysis of FAME cis/trans isomers for complete confidence.

Supplier: VARIAN

Bond Elut™ EWP is based upon standard particle size silica but with 500 Å pores to allow more efficient extraction of large molecules (>15000 MW), which are typically excluded from standard porosity silica phases.

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

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: VARIAN

Bond Elut™ plexa PAX non-polar/anion-exchange polymeric SPE offers excellent clean-up and reproducibility, and is suitable for polar and non-polar acidic analytes.

Supplier: VARIAN

These Pursuit™ columns are ideal for analysing lead compounds and biological samples. The need for ion pairing agents such as TFA is often eliminated, thus maximising the performance of single and parallel multi-channel LC/MS systems.