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GC Capillary Columns

General-purpose and application-specific capillary (open) columns in various lengths, diameters, particle sizes, and temperature ranges; includes retention gap columns and guard columns.
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Stationary Phase 
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Diameter (Metric) Inner

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Film Thickness

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Stationary Phase

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Particle Size

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Packing Material

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376 – 390 of 2,846 results
376

Restek™ RTX™-5 Capillary Columns, 60m or Longer
SDP

General-purpose, fused silica columns for drugs, solvent impurities, pesticides, hydrocarbons, PCB congeners, essential oils, semivolatiles.

ENCOMPASS_PREFERRED
Polarity Low polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G27, G36
377

Restek™ Polar Deactivated Fused Silica Guard Columns
SDP

Polar polyethylene glycol deactivation layer provides optimum wettability for polar compounds.

ENCOMPASS_PREFERRED
Type Polar Deactivated Fused Silica Guard Columns
Polarity Polar
378

Restek™ MXT™-5 Capillary Columns, 60m
SDP

Siltek™-treated stainless steel

ENCOMPASS_PREFERRED
Length (Metric) 60 m
Polarity Low polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G27, G36
379

Restek™ Hydroguard Water-Resistant Fused Silica Guard Tubing
SDP

Extend analytical column lifetime by preventing degradation from harsh steam-cleaning water injections.

ENCOMPASS_PREFERRED
380

Restek™ RTX™-5 Capillary Columns, 30m to 50m, Particle Size Less Than 1.00μm: I.D. 0.32mm
SDP

Fused silica

ENCOMPASS_PREFERRED
Length (Metric) 30 m
Diameter (Metric) Inner 0.32 mm
Polarity Low polar
Material Stainless Steel
Coating Fused Silica
Temperature Range (Metric) -60°C to +330/350°C
Max. Temperature (Metric) 350°C
USP Type G27, G36
381

Restek™ Intermediate-Polarity Deactivated MXT Guard Columns and Transfer Lines
SDP

Passivated stainless steel columns useful for a wide range of applications.

ENCOMPASS_PREFERRED
Type Guard Column
Max. Temperature (Metric) 325°C
382

Restek™ MXT-WAX Silcosteel Capillary Columns: 30m
SDP

General-purpose columns for FAMEs, flavor compounds, essential oils, amines, solvents, xylene isomers, and U.S. EPA Method 603 (acrolein/acrylonitrile).

ENCOMPASS_PREFERRED
Includes n/a
Stationary Phase Mxt™-Wax
Length (Metric) 30 m
Polarity Polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G14, G15, G16, G20, G39
383

Restek™ Rtx™-1 Capillary Columns
SDP

ENCOMPASS_PREFERRED
Polarity Non polar
Coating Fused Silica
Temperature Range (Metric) -60°C to +330/350°C
Max. Temperature (Metric) 350°C
Film Thickness 0.1 μm
USP Type G1, G2, G38
384

Restek™ Rtx™-35 Capillary Columns - 60m Length
SDP

Fused silica capillary; Nonpolar phase; Cross bond 100% dimethyl polysiloxane

ENCOMPASS_PREFERRED
385

Restek™ Hydrocarbons (High Temperature Petroleum Wax) on MXT™-1
SDP

Hydrocarbons for MXT-1 Cap. Columns

ENCOMPASS_PREFERRED
386

Restek™ Base-Deactivated Guard Columns
SDP

Fused silica columns with high inertness for basic compounds.

ENCOMPASS_PREFERRED
387

Restek™ Rtx™-CLPesticides Column Kits
SDP

Application-specific columns for Organochlorine Pesticides and Herbicides

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-CLP
Material Mixed
For Use With (Application) GC-ECD or GC-MS Analyses, Herbicide Analysis, Organochlorine Pesticides
Max. Temperature (Metric) +320/340°C
388

Restek™ Rtx™-CLPesticides Column Kits
SDP

Application-specific columns for organochlorine pesticides and herbicides

ENCOMPASS_PREFERRED
389

Restek™ Rtx-200 Secondary Columns for GCxGC
SDP

Made of fused silica for midpolarity phase

ENCOMPASS_PREFERRED
390

Restek™ Rtx™-OPPesticides2 Capillary Columns
SDP

Application-specific columns for organophosphorus pesticides

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-OPP2
Material Stainless Steel
Coating Fused Silica
Temperature Range (Metric) -20°C to +310/330°C
For Use With (Application) Organochlorine Pesticides Analysis,GC/NPD or GC/MS,Organochlorine Pesticides,Herbicides Analysis
Max. Temperature (Metric) 350°C