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Choose the brand aligned with your industry so we can best serve your needs.
For researchers, scientists, and technical professionals: Your one-stop shop for the complete range of laboratory, production, and safety products and services.
For healthcare professionals: Your proven destination for comprehensive diagnostic and clinical laboratory products and services.
Special selectivity and excellent inertness for substituted polar compounds such as drugs, pesticides, herbicides, PCBs, phenols, etc.
Low-bleed GC/MS Columns (fused silica). Column specifically tested for low bleed performance.
General-purpose, fused silica column for residual solvents, alcohols, oxygenates, and volatile organic compounds.
Provides a tight mono-modal distribution and extremely low bleed
General-purpose columns for pesticides, herbicides, rosin acids, phthalate esters, and sterols.
General-purpose columns for FAMEs, flavor compounds, essential oils, amines, solvents, xylene isomers, and U.S. EPA Method 603 (acrolein/acrylonitrile).
Siltek™-treated stainless steel
Stable up to 450°C, lowest bleed for longest column lifetime
Easily separate permanent gases at above-ambient temperatures
Optimized for hydrocarbon analysis
General-Purpose Columns for Drugs, Solvent Impurities, Pesticides, Hydrocarbons, PCB Congeners, Essential Oils, Semivolatiles
Excellent confirmation to the Rtx-5 column for phenols, pesticides and herbicides
Convenient length is ideal for use as a secondary column in GCxGC analyses
Base-Deactivated Guard/Retention Gap Columns are highly inert for basic compounds.
Low-bleed polyethylene glycol (PEG) column ensures long lifetimes