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GC Columns

Open and packed gas chromatography columns; includes retention gap columns for focusing liquid samples and guard columns to protect the analytical column from contamination.
GC Capillary Columns (4,973)
GC Packed Columns (535)

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Keyword Search:
376 – 390 of 3,080 results
376

Restek™ Stabilwax™ Capillary Columns, Under 30m
SDP

Long column lifetimes, even when programming repeatedly up to 260°C (500°F)

ENCOMPASS_PREFERRED
Polarity Polar
Material Stainless Steel
Coating Fused Silica
Functionality/Interaction Type Carbowax Polymer
USP Type G14, G15, G16, G20, G39
377

Restek™ MXT-50 Silcosteel Capillary Columns: 0.53mm
SDP

General-purpose columns for pesticides, herbicides, rosin acids, phthalate esters, and sterols.

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.53 mm
Polarity Mid polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G3
378

Restek™ Rtx™-5 Capillary Columns, Pack of 6
SDP

General-Purpose Columns for Drugs, Solvent Impurities, Pesticides, Hydrocarbons, PCB Congeners, Essential Oils, Semivolatiles

ENCOMPASS_PREFERRED
379

Restek™ Rtx™-35 Capillary Columns - 40m Length
SDP

Fused silica capillary. Midpolarity phase. Crossbond 35% diphenyl/65% dimethyl polysiloxane.

ENCOMPASS_PREFERRED
380

Restek™ Rxi™-624Sil MS Capillary Columns
SDP

Highly selective G43 phase for volatile organics and residual solvents, a great choice for USP <467>

ENCOMPASS_PREFERRED
Stationary Phase Rxi™-624Sil MS
Quantity 1
Polarity Midpolar
Coating Fused Silica
For Use With (Application) Volatile Organics, Residual Solvents, USP<467>
Max. Temperature (Metric) 300/320°C
USP Type G43
381

Restek™ RTX™-5 Capillary Columns, 30m to 50m, Particle Size Less Than 1.00μm: I.D. 0.25mm
SDP

Fused silica

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.25 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
382

Restek™ Hydroguard Water-Resistant Fused Silica Guard Tubing
SDP

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

ENCOMPASS_PREFERRED
383

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

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

ENCOMPASS_PREFERRED
384

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
385

Restek™ MXT™-5 Capillary Columns, 30 m, I.D. 0.53 mm
SDP

Low-polarity Crossbond™ 5% diphenyl/95% dimethyl polysiloxane

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.53 mm
Polarity Low polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G27, G36
386

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
387

Restek™ Porous Polymers Packed Columns with Stainless-Steel Tubing
SDP

80/100 Mesh

ENCOMPASS_PREFERRED
Length (Metric) 1.8 m
Diameter (Metric) Outer 3.17 mm
Diameter (Metric) Inner 2 mm
Material Stainless Steel
For Use With (Application) GC
Mesh Size 80/100
388

Restek™ Rxi™-5ms Capillary Columns
GSA_VA SDP

Low-polarity phase, Crossbond™ 5% diphenyl/95% dimethyl polysiloxane

ENCOMPASS_PREFERRED
Stationary Phase Rxi™-5 MS
Coating Fused Silica
Temperature Range (Metric) -60°C to +330/350°C
389

Restek™ RTX™-5MS Capillary Columns, 30m and Under: I.D. 0.53mm
SDP

Provides a tight mono-modal distribution and extremely low bleed

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.53 mm
Polarity Low polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G27, G36
390

Restek™ RTX™-1701 Capillary Columns, Length 30m or Less: I.D. 0.25mm
SDP

General-purpose columns for alcohols, oxygenates, PCB congeners (e.g. Aroclor mixes), pesticides

ENCOMPASS_PREFERRED
Length (Metric) 30 m
Diameter (Metric) Inner 0.25 mm
Polarity Mid polar
Material Stainless Steel
Coating Fused Silica
For Use With (Application) Crossbond™,Oxygenates Analysis,PCB Congener Analysis,Pesticide Analysis
Max. Temperature (Metric) 350°C
Functionality/Interaction Type Cyano and Phenyl
USP Type G46