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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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Search Within Results
Keyword Search:
286 – 300 of 3,080 results
286

Restek™ Rxi™5Sil MS Capillary Columns
SDP

Engineered to be a low-bleed GC-MS column

ENCOMPASS_PREFERRED
Coating Fused Silica
287

Restek™ Rt-BDEXm Chiral Capillary Columns
SDP

General-purpose chiral phase

ENCOMPASS_PREFERRED
Particle Size 0.25 μm
Stationary Phase 14% Cyanopropylphenyl/86% Dimethyl Polysiloxane
Length (Metric) 30 m
Packing Material Rt™-betaDEXm
Material Cyclodextrin
Coating Fused Silica
Temperature Range (Metric) 40°C to 230°C
For Use With (Application) Gas Chromatography (GC),Pharmaceutical Industry Analysis
Film Thickness 0.25 μm
288

Restek™ Rtx-20 GC Capillary Columns
SDP

Rtx-20 polymer is synthesized to exacting standards. All residual catalysts and low molecular weight fragments are removed from the polymer, providing a tight monomodal distribution and extremely low bleed.

ENCOMPASS_PREFERRED
Type Capillary Column
Stationary Phase Rtx™-20
Quantity 1 Each
Polarity Low to mid polar
Material Stainless Steel
Coating Fused Silica
For Use With (Application) Volatile Compounds Analysis,Flavor Compounds Analysis,Alcoholic Beverages Analysis
Max. Temperature (Metric) 350°C
USP Type G28, G32
289

Restek™ Rtx™-20 Capillary Columns - 30m Length
SDP

General-purpose columns for volatile and flavor compounds.

ENCOMPASS_PREFERRED
Length (Metric) 30 m
Polarity Low to mid polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G28, G32
290

Restek™ Stx™-CLPesticides2 Capillary Columns
GSA_VA SDP

Fused silica with Siltek™ deactivation

ENCOMPASS_PREFERRED
Stationary Phase Stx™ -CLPesticides2
Packing Material Stx™ -CLPesticides2
Coating Fused Silica
Temperature Range (Metric) -60°C to +310/330°C
For Use With (Application) Organochlorine Pesticides Analysis,Herbicides Analysis
Max. Temperature (Metric) 330°C
291

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

ENCOMPASS_PREFERRED
292

Restek™ MXT-1 Silcosteel Capillary Columns - 60m (197 ft.) Length
SDP

Siltek™-treated stainless steel

ENCOMPASS_PREFERRED
Length (Metric) 60 m
Polarity Non polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G1, G2, G38
293

Restek™ Porapak Q Porous Polymers Packed GC Columns
SDP

ENCOMPASS_PREFERRED
Max. Temperature 250°C
Stationary Phase Porapak Q
Length (Metric) 2000 mm
Diameter (Metric) Outer 3.175 mm
Diameter (Metric) Inner 2 mm
Material SilcoSmooth™ Siltek-treated Stainless Steel
Mesh Size 80/100
294

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

Mid-polarity phase, Crossbond™ trifluoropropylmethyl polysiloxane

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.25 mm
Polarity Mid polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
Functionality/Interaction Type Solute stationary phase interaction
USP Type G6
295

Restek™ Rxi™ Guard/Retention Gap Columns
SDP

Extend column lifetime

ENCOMPASS_PREFERRED
Type Guard/Retention Gap Columns
For Use With (Equipment) Rxi™ Columns
Material Fused Silica
296

Restek™ MXT™-5 Capillary Columns, 30 m
SDP

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

ENCOMPASS_PREFERRED
Stationary Phase Mxt™-5
Length (Metric) 30 m
Polarity Low polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G27, G36
297

Restek™ MXT-BAC1 Silcosteel Capillary Columns
SDP

ENCOMPASS_PREFERRED
298

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

Non-bonded stationary phase packed columns.

ENCOMPASS_PREFERRED
Max. Temperature 200°C
Packing Material Chromosorb, Silcoport™ W
For Use With (Application) GC
Mesh Size 100/120
299

Restek™ Molecular Sieve Packed Columns: Stainless-Steel Tubing
SDP

Easily separate permanent gases at above-ambient temperatures

ENCOMPASS_PREFERRED
Length (Metric) 1.8 m
Diameter (Metric) Outer 3.17 mm
Diameter (Metric) Inner 2.1 mm
Material Stainless Steel
For Use With (Application) GC
300

Restek™ Rxi™-5Sil MS Capillary Columns with Integra-Guard Column, I.D. 0.32 mm
SDP

Engineered to be a low-bleed GC-MS column

ENCOMPASS_PREFERRED
Includes Integra-Guard Column (5 m)
Stationary Phase Rxi™-5Sil MS
Length (Metric) 30 m