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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 (4,799)
GC Packed Columns (493)

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391 – 405 of 2,791 results
391

Restek™ Rtx™-1 Capillary Columns
SDP

Similar in polarity to DB-1 and HP-1

Stationary Phase Rtx™-1
Polarity Non polar
Coating Fused Silica
USP Type G1, G2, G38
392

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

Fused silica

Max. Temperature 350°C
Length (Metric) 30 m
Diameter (Metric) Inner 0.32 mm
Polarity Low polar
Temperature Range -60°C to +330/350°C
Material Stainless Steel
Coating Fused Silica
USP Type G27, G36
393

Restek™ RTX™-50 Capillary Columns: Standard
SDP

Similar to DB-17, DB-17ht, HP-17, HP-50, SPB-50, SP-2250; ideal confirmation column for many environmental applications, including EPA Methods 604, 8060, and 608

Stationary Phase Rtx™-50
Coating Fused Silica
394

Restek™ Rtx™-OPPesticides2 Capillary Columns
SDP

Application-specific columns for organophosphorus pesticides

Max. Temperature 350°C
Stationary Phase Rtx™-OPP2
Temperature Range -20°C to +310/330°C
Material Stainless Steel
Coating Fused Silica
For Use With (Application) Organochlorine Pesticides Analysis,GC/NPD or GC/MS,Organochlorine Pesticides,Herbicides Analysis
395

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

Max. Temperature 350°C
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
Functionality/Interaction Type Cyano and Phenyl
USP Type G46
396

Restek™ Rtx™-1301 Capillary Columns, G43 Equivalent
SDP

For residual solvents, alcohols, oxygenates, and volatile organic compounds

Max. Temperature 350°C
Coating Fused Silica
USP Type G43
397

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

Includes Integra-Guard Column (5 m)
Stationary Phase Rxi™-5Sil MS
Length (Metric) 30 m
398

Restek™ RTX™-1 Capillary Columns, 30m, 0.53mm ID or Larger
SDP

General-purpose columns for solvent impurities

Max. Temperature 350°C
Length (Metric) 30 m
Diameter (Metric) Inner 0.53 mm
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
USP Type G1, G2, G38
399

Restek™ Polar Deactivated Fused Silica Guard Columns
SDP

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

Type Polar Deactivated Fused Silica Guard Columns
Polarity Polar
400

Restek™ Rtx™-1 Capillary Columns
SDP

Max. Temperature 350°C
Polarity Non polar
Temperature Range -60°C to +330/350°C
Coating Fused Silica
Film Thickness 0.1 μm
USP Type G1, G2, G38
401

Restek™ RTX™-1 Capillary Columns, Under 30m, Particle Size 1.50μm or Less: I.D. 0.53mm
SDP

Fused silica

Max. Temperature 350°C
Diameter (Metric) Inner 0.53 mm
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
USP Type G1, G2, G38
402

Restek™ Innovative Integra-Guard™ Rtx™-1301 Columns
SDP

Incorporate both guard column and analytical column in a continuous length of tubing

403

Restek™ Innovative Integra-Guard Columns
SDP

404

Restek™ RTX™-35 Capillary Columns: 30m
SDP

Crossbond 35% diphenyl/65% dimethyl polysiloxane

Max. Temperature 350°C
Type Capillary Column
Length (Metric) 30 m
Quantity 1 Each
Polarity Mid polar
Material Stainless Steel
Coating Fused Silica
USP Type G42
405

Restek™ Rtx™-CLPesticides Column Kits
SDP

Application-specific columns for organochlorine pesticides and herbicides