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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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Keyword Search:
2,971 – 2,985 of 3,093 results
2,971

Restek™ MXT™-1 Capillary Columns, 10 m

Crossbond 100% dimethyl polysiloxane

ENCOMPASS_PREFERRED
Type Capillary Column
Length (Metric) 10 m
Diameter (Metric) Inner 0.53 mm
Polarity Non polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G1, G2, G38
2,972

Restek™ MXT™-5 Capillary Columns, 30m, Part 1: I.D. 0.28mm

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

ENCOMPASS_PREFERRED
2,973

Restek™ Rtx™-WAX Capillary Columns: With Guard or Cage

With excellent selectivity compared to other Carbowax™ columns

ENCOMPASS_PREFERRED
Polarity Intermediate to high polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G14, G15, G16, G20, G39
2,974

Restek™ RTX™-1 Capillary Columns, 60m Total Length

Crossbond 100% dimethyl polysiloxane.

ENCOMPASS_PREFERRED
Type Capillary Column
Quantity 1 Each
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G1, G2, G38
2,975

Restek™ MXT™-624 Capillary Columns: 30m

Crossbond 6% cyanopropylphenyl/94% dimethyl polysiloxane.

ENCOMPASS_PREFERRED
Type Capillary Column
Length (Metric) 30 m
Quantity 1 Each
Polarity Low to mid polar
Material Stainless Steel
Coating Siltek™
Temperature Range (Metric) -20°C to +240/280°C
Max. Temperature (Metric) 445°C
USP Type G43
2,976

Restek™ Rtx™-200 Capillary Columns: Length 30m, with Guard or Cage

Excellent confirmation to the Rtx-5 column for phenols, pesticides and herbicides

ENCOMPASS_PREFERRED
Length (Metric) 30 m
Polarity Mid polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G6
2,977

Restek™ RTX™-1 Capillary Columns, 105m

Crossbond 100% dimethyl polysiloxane.

ENCOMPASS_PREFERRED
Type Capillary Column
Length (Metric) 105 m
Diameter (Metric) Inner 0.32 mm
Quantity 1 Each
Polarity Non polar
Material Stainless Steel
Coating Fused Silica
Max. Temperature (Metric) 350°C
USP Type G1, G2, G38
2,978

Restek™ MXT™-5 Capillary Columns with Coil, 30 m

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

ENCOMPASS_PREFERRED
Length (Metric) 30 m
Polarity Low polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G27, G36
2,979

Restek™ Stabilwax™-DA Capillary Columns, Part 2: 15m Length

Reduce adsorption and improve responses for many basic compounds

ENCOMPASS_PREFERRED
Length (Metric) 15 m
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
2,980

Restek™ MXT™-5 Capillary Columns, 50m

Siltek™-treated stainless steel

ENCOMPASS_PREFERRED
2,981

Restek™ Innovative Integra-Guard Columns

Rtx-5Sil MS Capillary Column, with 10m Integra-Guard Column

ENCOMPASS_PREFERRED
2,982

Restek™ MXT™-1 Capillary Columns, Less than 10m

Crossbond 100% dimethyl polysiloxane

ENCOMPASS_PREFERRED
Type Capillary Column
Diameter (Metric) Inner 0.53 mm
Quantity 1 Each
Polarity Non polar
Material Stainless Steel
Coating Siltek™
Max. Temperature (Metric) 445°C
USP Type G1, G2, G38
2,983

Restek™ RTX™-200 Capillary Columns - 90m Length

Crossbond™ trifluoropropylmethyl polysiloxane stationary phase has a unique selectivity to electron-rich molecules that resolves compounds that phenyl, cyano, and Carbowax™-containing phases cannot

ENCOMPASS_PREFERRED
2,984

Restek™ Rtx-20 Capillary Columns - 20m Length

ENCOMPASS_PREFERRED
2,985

Restek™ Polar™ Deactivated MXT™ Guard Column

Minimize peak splitting when using polar solvents such as methanol or water with these guar columns. Restek™ Polar™ Deactivated MXT™ Guard Columns feature a polyethylene glycol deactivation layer which provides optimum wettability for polar compounds.

ENCOMPASS_PREFERRED