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33094 results for "Self-Tightening Column Nuts for GC"

 

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Avantor® ACE® Phenyl, HPLC Columns, 3 µm

Avantor® ACE® Phenyl, HPLC Columns, 3 µm

Supplier: Avantor

These ultra inert Avantor® ACE® Phenyl 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.

    
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J.T.Baker® BAKERBOND spe™ Carboxylic Acid, SPE Columns

J.T.Baker® BAKERBOND spe™ Carboxylic Acid, SPE Columns

Supplier: Avantor

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

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Avantor® ACE® C4-300, HPLC Columns, 3 µm

Avantor® ACE® C4-300, HPLC Columns, 3 µm

Supplier: Avantor

Avantor® ACE® C4-300 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.

    
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Avantor® ACE® Excel® C18-Amide, HPLC/UHPLC Columns, 2 µm

Avantor® ACE® Excel® C18-Amide, HPLC/UHPLC Columns, 2 µm

Supplier: Avantor

Avantor® ACE® Excel® C18-Amide is a uniquely designed stationary phase offering improved retention of polar compounds, enhanced phenolic resolution and alternative selectivity to C18 bonded columns. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

    
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Superspher® RP8, HPLC Columns

Superspher® RP8, HPLC Columns

Supplier: Avantor

A range of 4 µm materials has been marketed under the Superspher® tradename in Europe.

    
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J.T.Baker® BAKERBOND spe™ Activated Spherical Carbon, SPE Columns

Supplier: Avantor

These are disposable extraction columns packed with activated spherical carbon. Designed for the extraction and purification of organic compounds.

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VWR® EasyVarioFlash® Flash Chromatography Cartridges

VWR® EasyVarioFlash® Flash Chromatography Cartridges

Supplier: VWR Collection

Column type: Flash/LPLC column, VWR® EasyVarioFlash®, Si60, Cartridge with 18 g Si60 40 - 63 µm irregular, Luer lock, with solid deposit frits and filters, PP, Bed weight: 18 g

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Avantor® ACE® HILIC-B, HPLC/UHPLC Columns, Analytical

Avantor® ACE® HILIC-B, HPLC/UHPLC Columns, Analytical

Supplier: Avantor

Avantor® ACE® HILIC-B columns have been designed specifically for HILIC applications and are especially useful for the separation of polar analytes. These columns are part of a suit of 3 proprietary HILIC columns (HILIC-A, HILIC-B and HILIC-N) developed to enable chromatographers to achieve reproducible and successful HILIC separations using a systematic approach to method development.

    
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Avantor® ACE® C18-AR, HPLC Columns, 5 µm

Avantor® ACE® C18-AR, HPLC Columns, 5 µm

Supplier: Avantor

The Avantor® ACE® C18-AR phase utilises a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for ‘standard’ C18 column separations, but is additionally recommended for separations that involve compounds containing aromatic functionality.

    
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Avantor® ACE® C18-AR, HPLC Columns, 3 µm

Avantor® ACE® C18-AR, HPLC Columns, 3 µm

Supplier: Avantor

The Avantor® ACE® C18-AR phase utilises a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for ‘standard’ C18 column separations, but is additionally recommended for separations that involve compounds containing aromatic functionality.

    
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Polygosil 100-10, HPLC Columns

Polygosil 100-10, HPLC Columns

Supplier: Avantor

Irregular silica phases for analytical applications.

    
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J.T.Baker® BAKERBOND spe™ Aromatic Sulphonic Acid, SPE Columns

J.T.Baker® BAKERBOND spe™ Aromatic Sulphonic Acid, SPE Columns

Supplier: Avantor

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

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Avantor® Hichrom Presat, HPLC Columns

Avantor® Hichrom Presat, HPLC Columns

Supplier: Avantor

Saturation columns are placed between the pump and the injector and they saturate the mobile phase with silica, minimising dissolution of the analytical column when working above pH 7.

    
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Capillary columns, SolGel-WAX™

Capillary columns, SolGel-WAX™

Supplier: Trajan Scientific and Medical

These columns with polyethylene glycol (PEG) in a Sol-Gel matrix are recommended for highly active compounds.

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J.T.Baker® BAKERBOND spe™ Anhydrous Sodium Sulfate-Florisil, SPE Columns for Special Applications

Supplier: Avantor

These SPE columns are designed for the clean-up of extracts of hydrocarbons from water.

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Avantor® Apex ODS, HPLC Columns

Avantor® Apex ODS, HPLC Columns

Supplier: Avantor

Avantor® Apex and Avantor® Apex II HPLC column phases are recommended for routine analyses.

    
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Avantor® ACE® C18-PFP, HPLC Columns, 5 µm

Avantor® ACE® C18-PFP, HPLC Columns, 5 µm

Supplier: Avantor

Avantor® ACE® C18-PFP phase utilises a specially developed ligand combining a C18 chain with integral PFP functionality. This results in a phase that maintains the hydrophobic, stability and low bleed characteristics of leading C18 phases, yet provides the multiple retention mechanisms of a PFP phase.

    
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Vydac 302IC, anion exclusion HPLC columns

Vydac 302IC, anion exclusion HPLC columns

Supplier: Avantor

Vydac 302IC is a low capacity anion-exchange (quaternary amine) material based on a high purity 10 µm large pore size silica.

    
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Empty Columns, Stainless Steel

Empty Columns, Stainless Steel

Supplier: Avantor

Empty steel tube, Stainless steel, Empty columns: Yes, Ø int.: 10,00 mm, Length: 250 mm

    
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Modular Empty Columns

Modular Empty Columns

Supplier: Avantor

Stainless steel, Empty columns: Yes, Ø int.: 4,60 mm, Length: 50 mm

    
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Capillary columns, BP20 (Wax)

Capillary columns, BP20 (Wax)

Supplier: Trajan Scientific and Medical

These polyethylene glycol columns are suitable for the analysis of alcohol, free acids, fatty acid methyl esters, aromatics, solvents, essential oils.

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Avantor® ACE® C18-HL, HPLC Columns, 10 µm

Avantor® ACE® C18-HL, HPLC Columns, 10 µm

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.

    
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Avantor® ACE® Excel® C18-Amide, HPLC/UHPLC Columns, Analytical, 3 µm

Avantor® ACE® Excel® C18-Amide, HPLC/UHPLC Columns, Analytical, 3 µm

Supplier: Avantor

Avantor® ACE® Excel® C18-Amide is a uniquely designed stationary phase offering improved retention of polar compounds, enhanced phenolic resolution and alternative selectivity to C18 bonded columns. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

    
Expand 19 Items
 
Exsil SAX, HPLC Columns

Exsil SAX, HPLC Columns

Supplier: Avantor

Exsil HPLC columns are a useful alternative to the classical spherical HPLC silicas.

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Avantor® ACE® UltraCore C18-Amide, Analytical HPLC/UHPLC Columns

Avantor® ACE® UltraCore C18-Amide, Analytical HPLC/UHPLC Columns

Supplier: Avantor

Avantor® ACE® UltraCore C18-Amide are high performing solid-core (core shell) particle columns designed for a range of reversed-phase chromatographic applications. Additional mechanisms of interaction such as H-bonding give an alternative selectivity for moderately polar analytes.

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Zorbax C8, HPLC Columns

Zorbax C8, HPLC Columns

Supplier: Avantor

Zorbax spherical particles are manufactured from small extremely uniform colloidal silica micro beads which are agglutinated in a Du Pont patented organic polymerisation process. The organic polymer is removed by a controlled sintering process to yield mechanically stable silica particles.

    
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Chromatographic columns with frit, PTFE or valve stopcock

Chromatographic columns with frit, PTFE or valve stopcock

Supplier: Lenz Laborglas GmbH & CO.KG

These chromatography columns are made from DURAN® tubing.

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J.T.Baker® BAKERBOND spe™ PCB-A, SPE Columns for Special Applications

Supplier: Avantor

This solid phase extraction column is designed for the extraction of PCB’s in oil (dirty samples) in combination with SPE silica gel.

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Avantor® Alltima, HPLC Columns, C18-LL

Avantor® Alltima, HPLC Columns, C18-LL

Supplier: Avantor

Avantor® Alltima HPLC columns are high quality phases designed for general purpose applications.

    
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J.T.Baker® BAKERBOND spe™ Cyano (CN), SPE Columns

J.T.Baker® BAKERBOND spe™ Cyano (CN), SPE Columns

Supplier: Avantor

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

Expand 2 Items
 
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