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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 (4,944)
GC Packed Columns (533)

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Keyword Search:
376 – 390 of 3,097 results
376

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

Fused silica

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.53 mm
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G1, G2, G38
377

Restek™ Rtx™-5 Capillary Columns - 15m Length

Similar to DB–5, SPB–5, HP–5, and Ultra2 columns

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-5
Length (Metric) 15 m
Polarity Low polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G27, G36
378

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

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

ENCOMPASS_PREFERRED
379

Restek™ MXT™ Biodiesel TG Columns

Siltek™-treated stainless steel

ENCOMPASS_PREFERRED
Stationary Phase Mxt™-Biodiesel TG
Material Stainless Steel
Coating Siltek™
Temperature Range (Metric) -60°C to +380/430°C
For Use With (Application) Sharp mono-, di-, Triglyceride Peaks Analysis
Max. Temperature (Metric) 445°C
380

Restek™ Rtx™-1 Capillary Columns-60 to 105m Lengths

General-purpose, fused silica columns with long lifetime and very low bleed at high operating temperatures.

ENCOMPASS_PREFERRED
Type Rtx-1 Column
Stationary Phase Rtx™-1
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G1, G2, G38
381

Restek™ Rtx™-5 Amine Capillary Columns, 0.32 mm

Application-specific columns for amines and other basic compounds including alkylamines, diamines, triamines, ethanolamines, and nitrogen-containing heterocyclics

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-5 Amine
Diameter (Metric) Inner 0.32 mm
Polarity Low Polarity
Max. Temperature (Metric) 350°C
USP Type G27, G36
382

Restek™ Rtx™-225 Capillary Columns, 0.25 mm

General-Purpose Columns for FAMEs, Carbohydrates, Sterols, and Flavor Compounds

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-225
Diameter (Metric) Inner 0.25 mm
Polarity Polar
Max. Temperature (Metric) 350°C
Film Thickness 0.25 μm
USP Type G7, G19
383

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

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

ENCOMPASS_PREFERRED
384

Restek™ Rtx™-5MS Low-Bleed GC-MS Columns

General Purpose Columns for Drugs, Solvent Impurities, Pesticides, Hydrocarbons, PCB Congeners (e.g., Aroclor Mixes), Essential Oils, and Semivolatiles

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-5 MS
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G27, G36
385

Restek™ Rt™-BDEXsa Chiral Capillary Columns

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

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

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

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

ENCOMPASS_PREFERRED
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
Max. Temperature (Metric) 350°C
Functionality/Interaction Type Cyano and Phenyl
USP Type G46
387

Restek™ Rtx-OPPesticides Capillary Columns

Application-specific column for organophosphorus pesticides, U.S. EPA Method 8141.

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-OPP
Length (Metric) 30 m
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
388

Restek™ RTX™-BAC2 Capillary Columns
GSA_VA

Separate to baseline all blood alcohol compounds in blood, breath or urine

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-BAC2
Length (Metric) 30 m
Material Stainless Steel
Coating Fused Silica
Temperature Range (Metric) -20°C to +240/260°C
For Use With (Application) Crossbond™
Max. Temperature (Metric) 350°C
389

Restek™ RTX™-Volatiles Capillary Columns: I.D. 0.53mm

Application-specific columns for volatile organic pollutants

ENCOMPASS_PREFERRED
Diameter (Metric) Inner 0.53 mm
Material Stainless Steel
Coating Fused Silica
Temperature Range (Metric) -20°C to +270/280°C
For Use With (Application) Volatile Organic Pollutants Analysis
Max. Temperature (Metric) 350°C
Film Thickness 2 μm
390

Restek™ Rtx™-WAX Capillary Columns, 0.25 mm

Best Polyethylene Glycol (PEG) Phase for Alkenols, Glycols, and Aldehydes

ENCOMPASS_PREFERRED
Stationary Phase Rtx™-Wax
Diameter (Metric) Inner 0.25 mm
Polarity Intermediate to High Polarity
Max. Temperature (Metric) 350°C
USP Type G14, G15, G16, G20, G39