47065 Results for: "Self-Tightening Column Nuts for GC"

Supplier: Merck

These LpDNPH cartridges are suitable for sampling carbonyls in ambient, indoor, and industrial atmospheres. The derivatives are eluted from the cartridge in acetonitrile and are analysed by HPLC.

Supplier: Avantor

Background PFAS (Perfluoronated Alkyl Substances) from an LC instrument and mobile phase can interfere with the detection of PFAS in samples. The introduction of a delay column, which is plumbed before the autosampler in the LC system, will delay background PFAS to improve accuracy of PFAS measurement by LC-MS.​

Supplier: Avantor

Avantor® ACE® AQ columns provide great reproducibility and column lifetime. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

Supplier: Avantor

These columns with proprietary bonding technology provide high robustness with excellent column lifetimes.

Supplier: Merck

Discovery® C18 columns are designed for the separation of peptides and small proteins with exceptional peak shape for basic and acidic analytes.

Supplier: Trajan Scientific and Medical

Unique high temperature phase suited for simulated distillation and other petroleum applications.

Supplier: Avantor

These SPE columns are designed for the extraction of pesticides from water.

Supplier: VWR Chemicals

RediSep® Rf disposable, bare silica columns for flash purification of organic compounds are the benchmark for normal phase separations. This high quality media is specified for high resolution and reproducibility for everyday purifications.

Supplier: Merck

Stainless steel LiChroCART® cartridges are available with LiChrospher® sorbents. Ideal for separation of compounds under basic eluents.

Supplier: Merck

Stainless steel Hibar® columns are complete with endfittings. These columns are available with various types of LiChrospher® sorbents.

Supplier: Merck

Stainless steel Hibar® columns are complete with endfittings. These columns are available with various types of LiChrospher® sorbents.

Supplier: VWR Collection

Resistant to all normal phase solvents used.

Supplier: Avantor

These columns with high purity base deactivated porous silica are ideal for the separation of basic molecules.

Supplier: Avantor

Irregular silica phases for analytical applications.

Supplier: Avantor

Application specifc column for free and total glycerine (phase stable up to 380 °C) and for FAMEs in biodiesel analysis.

Supplier: Avantor

BAKERBOND spe™ columns are disposable PP columns pre-packed with high capacity sorbents contained between two 20 µm PE frits.

Supplier: Trajan Scientific and Medical

These 100% dimethyl polysiloxane columns are suitable for the analysis of hydrocarbons, aromatics, pesticides, phenol, herbicides and amines.

Supplier: Merck

This column is specially designed for purge-and-trap analyses of volatile halogenated, non-halogenated, and aromatic contaminants from environmental samples.

Supplier: Merck

Stainless steel Hibar® columns are complete with endfittings. These columns are available with various types of Purospher® sorbents.

Supplier: Avantor

Avantor® ACE® C18 columns provide great reproducibility and column lifetime. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

Supplier: Trajan Scientific and Medical

These columns are suitable for volatile free acids, fatty acid methyl esters, alcohols, aldehydes, acrylates, ketones.

Supplier: Merck

Stainless steel Hibar® columns are complete with endfittings. These columns are available with Chiradex® sorbents. Ideal for separation of enantiomers of different class of substances.

Supplier: Merck

Ascentis® Express AQ-C18 are high-speed, high-performance liquid chromatography columns, based on the Fused-Core® particle design.

Supplier: Merck

Stainless steel LiChroCART® cartridges are available with LiChrospher® sorbents. Ideal for separation of compounds under basic eluents.

Supplier: Avantor

Unique selectivity for the separation of enantiomers. Useful for the analysis of chiral compounds in fragrances, pesticides and pharmaceuticals in which the determination of the ratio of enantiomers in a sample is necessary.

Supplier: Avantor

Avantor® Genesis phases are based on high purity metal-free spherical silica. They are suitable for the analysis of a wide range of analytes.

Supplier: Trajan Scientific and Medical

Unique high temperature phase suited for the analysis of polychlorinated biphenyl (PCB) congeners. The unique polarity of this phase gives excellent separation of PCB congeners.

Supplier: Avantor

Avantor® ACE® C18-HL columns provide great reproducibility and column lifetime. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

Supplier: Merck

Ascentis® Express 90 Å Biphenyl high-speed, high-performance liquid chromatography columns are based on a superficially porous Fused-Core® particle design.

Supplier: Merck

BIOshell™ IgG 1000 Å C4 is a high-speed, high-performance liquid chromatography column based on a new wide-pore (1000 Å) Fused-Core® particle design.