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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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331 – 345 of 2,791 results
331

Restek™ MXT-1 Silcosteel Capillary Columns - 20m Length
SDP

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

Max. Temperature 445°C
Stationary Phase Mxt-1
Length (Metric) 20 m
Diameter (Metric) Inner 0.18 mm
Polarity Non polar
Material Stainless Steel
Coating Siltek™
For Use With (Application) Hydrocarbon Analysis,PCB Congener Analysis,Gases Analysis,Natural Gas Odorants Analysis,Sulfur Compounds Analysis,Essential Oils,Hydrocarbon Analysis,Semivolatiles Analysis,Pesticide Analysis,Oxygenates Analysis
USP Type G1, G2, G38
332

Restek™ MXT™-65TG Silcosteel Capillary Columns
SDP

Siltek™-treated stainless steel

Particle Size 0.1 μm
Max. Temperature 445°C
Polarity High polar
Temperature Range 20°C to 370°C
Material Stainless Steel
Coating Siltek™
For Use With (Application) Triglyceride Analysis
Film Thickness 0.1 μm
333

Restek™ MXT-BAC1 Silcosteel Capillary Columns
SDP

334

Restek™ Porous Polymers Packed Columns with SilcoSmooth™ Tubing
SDP

Porous polymer packings for analyses of volatile compounds and light solvents.

Length (Metric) 2 m
Diameter (Metric) Outer 3.17 mm
Diameter (Metric) Inner 2 mm
Material SilcoSmooth™
For Use With (Application) GC
Mesh Size 80/100
335

Restek™ Hayesep T 80/100 Silco GC Column
SDP

336

Restek™ Intermediate-Polarity Deactivated Fused Silica Guard Columns and Transfer Lines, Length: 10 m
SDP

Most common solvents easily wet and create a uniform film on the tubing surface

Type Intermediate-Polarity, Deactivated Fused Silica
Length (Metric) 10 m
337

Restek™ Siltek™-Deactivated Guard Columns
SDP

Analyze active samples accurately

Max. Temperature 380°C
Coating Fused Silica
For Use With (Application) Gas Chromatography (GC)
338

Restek™ Rtx™ -5 Capillary Columns - 10m Length
SDP

General-purpose, fused silica column for drugs, solvent impurities, pesticides, hydrocarbons, PCB congeners, essential oils, semivolatiles.

Max. Temperature 350°C
Type Rtx-5 (G27) Column
Stationary Phase Rtx™-5
Length (Metric) 10 m
Polarity Low polar
Material Stainless Steel
Coating Fused Silica
USP Type G27, G36
339

Restek™ Rtx™-1701 Capillary Columns - 10m Length
SDP

General-purpose, fused silica column for alcohols, oxygenates, PCB congeners, pesticides, and fragrance compounds.

340

Restek™ MXT-1 Silcosteel Capillary Columns — 30m (98 ft.) Length
SDP

Siltek™-treated stainless steel

Max. Temperature 445°C
Stationary Phase Mxt-1
Length (Metric) 30 m
Polarity Non polar
Material Stainless Steel
Coating Siltek™
USP Type G1, G2, G38
341

Restek™ MXT-50 Silcosteel Capillary Columns: 0.53mm
SDP

General-purpose columns for pesticides, herbicides, rosin acids, phthalate esters, and sterols.

Max. Temperature 445°C
Diameter (Metric) Inner 0.53 mm
Polarity Mid polar
Material Stainless Steel
Coating Siltek™
USP Type G3
342

Restek™ MXT™-5 Capillary Columns, 40m
SDP

Siltek™-treated stainless steel

343

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
344

Restek™ Base-Deactivated Guard Columns
SDP

Fused silica columns with high inertness for basic compounds.

345

Restek™ Rtx™-1 Capillary Columns with Integra-Guard
SDP

Similar in polarity to DB-1 and HP-1