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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 (4,790)
GC Packed Columns (496)

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376 – 390 of 2,845 results
376

Restek™ Chromosorb Packed Columns: 5% Rt-1200/1.75% Bentone 34
SDP

Non-bonded stationary phase packed columns.

Max. Temperature 200°C
Packing Material Chromosorb, Silcoport™ W
For Use With (Application) GC
Mesh Size 100/120
377

Restek™ MXT™-1 Capillary Columns, 30m
SDP

General-purpose columns for solvent impurities, PCB congeners, gases, natural gas odorants, sulfur compounds, essential oils, hydrocarbons, semivolatiles, pesticides, and oxygenates.

Length (Metric) 30 m
USP Type G1, G2, G38
378

Restek™ Rtx 5PONA Fused Silica Tuning Column
SDP

Crossbond 5% diphenyl/95% dimethyl polysiloxane

379

Restek™ Rt-XLSulfur Micropacked Columns
SDP

Optimized columns for low ppbv sulfur analyses. Restek Rt-XLSulfur Micropacked Columns eliminate the need for PTFE tubing.

Max. Temperature 290°C
Stationary Phase Rt™-XLSulfur
Packing Material Rt™-XLSulfur
For Use With (Application) GC
380

Restek™ RTX™-35 MS Capillary Columns
SDP

Crossbond 35% diphenyl/65% dimethyl polysiloxane

Max. Temperature 350°C
Type Capillary Column
Quantity 1 Each
Polarity Mid polar
Material Stainless Steel
Coating Fused Silica
USP Type G42
381

Restek™ RTX™-200MS Capillary Columns: I.D. 0.32mm
SDP

Capillary columns in a variety of lengths, particle sizes and temperature ranges available

Max. Temperature 350°C
Diameter (Metric) Inner 0.32 mm
Polarity Mid polar
Material Stainless Steel
Coating Fused Silica
USP Type G6
382

Restek™ CarboBlack Packed Columns (On CarboBlack B): 6.6% Carbowax 20M
SDP

Graphitized carbon black offers unique selectivity and very little adsorption for alcohol analyses.

Diameter (Metric) Outer 3.17 mm
Diameter (Metric) Inner 2 mm
Mesh Size 80/120
USP Type G16
383

Restek™ MXT™-200 Capillary Columns, 30m and Under: I.D. 0.25mm
SDP

Mid-polarity phase, Crossbond™ trifluoropropylmethyl polysiloxane

Max. Temperature 445°C
Diameter (Metric) Inner 0.25 mm
Polarity Mid polar
Material Stainless Steel
Coating Siltek™
Functionality/Interaction Type Solute stationary phase interaction
USP Type G6
384

Restek™ CarboBlack Packed Columns (On CarboBlack B): 5% Carbowax 20M
SDP

385

Restek™ Rt™-BDEXsa Chiral Capillary Columns
SDP

Unique selectivity for esters, lactones and other fruit-flavor components

Particle Size 0.25 μm
Stationary Phase 14% Cyanopropylphenyl/86% Dimethyl Polysiloxane
Length (Metric) 30 m
Packing Material Rt™-betaDEXsa
Temperature Range 40°C to 230°C
Material Cyclodextrin
Coating Fused Silica
Film Thickness 0.25 μm
386

Restek™ Rt-BDEXsp Chiral Capillary Columns
SDP

Fused silica columns often useful in dual-column configurations, with the Rt-βDEXsm column, for complex enantiomeric separations.

Particle Size 0.25 μm
Stationary Phase 14% Cyanopropylphenyl/86% Dimethyl Polysiloxane
Length (Metric) 30 m
Packing Material Rt™-betaDEXsm
Temperature Range 40°C to 230°C
Material Cyclodextrin
Coating Fused Silica
For Use With (Application) Gas Chromatography (GC),Pharmaceutical Industry Analysis
Film Thickness 0.25 μm
387

Restek™ RTX™-225 Capillary Columns
SDP

388

Restek™ RTX™-1701 Capillary Columns, Length 30m or Less: I.D. 0.32mm
SDP

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

Max. Temperature 350°C
Diameter (Metric) Inner 0.32 mm
Polarity Mid polar
Material Stainless Steel
Coating Fused Silica
For Use With (Application) Crossbond™,Oxygenates Analysis,PCB Congener Analysis,Pesticide Analysis
Functionality/Interaction Type Cyano and Phenyl
USP Type G46
389

Restek™ MXT™-65TG Silcosteel Capillary Columns
SDP

Siltek™-treated stainless steel

Particle Size 0.1 μm
Max. Temperature 445°C
Polarity High polar
Temperature Range 20°C to 370°C
Material Stainless Steel
Coating Siltek™
For Use With (Application) Triglyceride Analysis
Film Thickness 0.1 μm
390

Restek™ Rxi™-1ms Capillary Columns
GSA_VA SDP

Nonpolar phase, Crossbond™ 100% dimethyl polysiloxane

Stationary Phase Rxi™-1 MS
Temperature Range -60°C to +330/350°C
Coating Fused Silica