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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 (4,940)
GC Packed Columns (533)

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Search Within Results
Keyword Search:
3,001 – 3,015 of 3,093 results
3,001

Restek™ Rtx-20 Capillary Columns - 15m Length

ENCOMPASS_PREFERRED
Length (Metric) 15 m
Diameter (Metric) Inner 0.53 mm
Polarity Low to mid polar
Material Stainless Steel
Coating Fused Silica
Temperature Range (Metric) -20°C to +260/280°C
Max. Temperature (Metric) 350°C
USP Type G28, G32
3,002

Restek™ MXT™-WAX Capillary Columns, 50m

Crossbond Carbowax polyethylene glycol.

ENCOMPASS_PREFERRED
Particle Size 1 μm
Type Capillary Column
Length (Metric) 60 m
Quantity 1 Each
Polarity Polar
Material Stainless Steel
Coating Siltek™
Temperature Range (Metric) 40°C to 240/250°C
Max. Temperature (Metric) 445°C
Film Thickness 1 μm
USP Type G14, G15, G16, G20, G39
3,003

Restek™ MXT™-1 Capillary Columns, 0.28 mm

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

ENCOMPASS_PREFERRED
3,004

Restek™ RTX™-5 Capillary Columns: Length 12m

Fused silica

ENCOMPASS_PREFERRED
3,005

Restek™ RTX™-1 Capillary Columns, 30m Total Length

Crossbond 100% dimethyl polysiloxane.

ENCOMPASS_PREFERRED
Type Capillary Column
Stationary Phase 100% Dimethyl Polysiloxane
Length (Metric) 10 m
Packing Material Rtx™-1
Diameter (Metric) Inner 0.53 mm
Quantity 1 Each
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
For Use With (Application) Solvent Impurities Analysis,PCB Congener Analysis,Simulated Distillation,Drugs of Abuse,Gases Analysis,Natural Gas Odorants Analysis,Sulfur Compounds Analysis,Essential Oils,Hydrocarbons,Semivolatiles Analysis,Pesticide Analysis,Oxygenates Analysis
Max. Temperature (Metric) 350°C
USP Type G1, G2, G38
3,006

Restek™ RTX™-1301 Capillary Columns: 75m Length

Polymer is fully characterized to ensure long-term reproducibility, column-to-column consistency and low bleed

ENCOMPASS_PREFERRED
3,007

Restek™ RTX™-50 Capillary Columns: Standard

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

ENCOMPASS_PREFERRED
3,008

Restek™ Stabilwax™-DA Capillary Columns, Part 2: 50m Length

Reduce adsorption and improve responses for many basic compounds

ENCOMPASS_PREFERRED
Includes N/A
Polarity Polar
Material Stainless Steel
Coating Fused Silica
Temperature Range (Metric) 40°C to 250°C
For Use With (Application) Free (underivatized) Acids,Some Inorganic Acids Analysis
Functionality/Interaction Type Acidic
USP Type G25, G35
3,009

Restek™ MXT™-Volatiles Capillary Columns

Proprietary Crossbond diphenyl/dimethyl polysiloxane.

ENCOMPASS_PREFERRED
Type Capillary Column
Diameter (Metric) Inner 0.53 mm
Quantity 1 Each
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
3,010

Restek™ RTX™-CLP Capillary Columns

Application-specific columns for organochlorine pesticides and herbicides.

ENCOMPASS_PREFERRED
3,011

Restek™ MXT™-WAX Capillary Columns: 10m

Crossbond Carbowax polyethylene glycol.

ENCOMPASS_PREFERRED
Type Capillary Column
Length (Metric) 15 m
Diameter (Metric) Inner 0.53 mm
Quantity 1 Each
Polarity Polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G14, G15, G16, G20, G39
3,012

Restek™ RTX™-35 Capillary Columns: 15m

Crossbond 35% diphenyl/65% dimethyl polysiloxane

ENCOMPASS_PREFERRED
Stationary Phase 35% Diphenyl/65% Dimethyl Polysiloxane
Length (Metric) 15 m
Quantity 1 Each
Material Stainless Steel
For Use With (Application) Organochlorine Pesticides,PCB Congener Analysis,Herbicides Analysis,Pharmaceuticals Analysis,Sterols Analysis,Rosin Acids,Phthalate Esters Analysis
Max. Temperature (Metric) 350°C
Particle Size 0.25 μm
Type Capillary Column
Packing Material Rtx™-35
Polarity Mid polar
Coating Fused Silica
Temperature Range (Metric) 0°C to 320°C
Film Thickness 0.25 μm
USP Type G42
3,013

Restek™ RTX™-1 FF Capillary Columns

Crossbond 100% dimethyl polysiloxane.

ENCOMPASS_PREFERRED
Stationary Phase 100% Dimethyl Polysiloxane
Length (Metric) 30 m
Diameter (Metric) Inner 0.25 mm
Quantity 1 Each
Material Stainless Steel
For Use With (Application) Flavor,Fragrance Analysis
Max. Temperature (Metric) 350°C
Particle Size 0.25 μm
Type Capillary Column
Packing Material Rtx™-1 F and F
Polarity Non polar
Coating Fused Silica
Temperature Range (Metric) -60°C to +330/350°C
Film Thickness 0.25 μm
3,014

Restek™ MXT™-502.2 Silcosteel™ Capillary Columns with Coil

Siltek™-treated stainless steel

ENCOMPASS_PREFERRED
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
3,015

Restek™ RTX™-5 Capillary Columns: Length 10m

Fused silica

ENCOMPASS_PREFERRED
Stationary Phase 5% Diphenyl/95% Dimethyl Polysiloxane
Length (Metric) 10 m
Packing Material Rtx™-5
Diameter (Metric) Inner 0.1 mm
Polarity Low polar
Material Stainless Steel
Coating Fused Silica
For Use With (Application) Drug Analysis,Solvent Impurities Analysis,Pesticide Analysis,Hydrocarbon Analysis,PCB Congener Analysis,Essential Oils,Semivolatiles Analysis
Max. Temperature (Metric) 350°C
USP Type G27, G36