Separations Products & Reviews

Quick, Easy, Cheap, Effective, Rugged for multiresidue pesticide clean-up

PEG Versatility for Solvents, Acids, and AminesBonded, solvent rinsable phase excellent for separating polar complex mixturesGC/MS Certified low bleed levelsLow activity for aminesExcellent separations of polar complex mixtures; widely used for profiling and "fingerprinting"Recommended UseAlcohols, Aldehydes, Aromatics, Basic Compounds, Essential Oils, Flavors & Fragrances, Glycols, Pharmaceuticals, Solvents, Styrene, Xylene I…

SecurityGuard Guard Cartridge System Column Protection is designed to fit any manufacturers’ standard HPLC column, making it the ultimate HPLC Guard Column.   SecurityGuard Guard Cartridge System is guaranteed to extend the lifetime of your 2.0 mm, 3.0 mm, 3.2 mm, 4.6 mm, and 7.8mm ID column by capturing sample contaminants that can cause an increase in backpressure and effect baseline noise.     Features:…

Low Polarity for a Wide Range of SeparationsRugged, high efficiency, and MS Certified low bleedWell-suited for true boiling point separationsExcellent resolving power of critical pairs in complex petrochemical samplesUsed for “fingerprinting” and routine quality control analyses (e.g., citrus oils)Recommended ApplicationsAmines, Drugs, Essential Oils, Ethanol, Gases (Refinery), Hydrocarbons, Mercaptans, MTBE, Natural Gas Odora…

100% Aqueous Stability for Polar Compounds100% aqueous stable, excellent for aqueous samples; bonded and solvent rinseableExtremely inert for acidic compoundsEnhanced selectivity for low boiling solvents; high retention of alcohols and chlorinated solventsIncreased efficiency at 20 °CZB-WAXplus provides optimal selectivity for many aqueous soluble compounds such as those found in alcoholic beverages or glycol samples. The ZB-W…

Simplify Your Liquid-Liquid Extractions with Faster, Easier, and More Reliable SLE

Full Range SelectivityFour unique phases developed to provide a different selectivity for successful separations of the most complex mixtures and challenging analytes under reversed phase conditions. Whether your compounds are hydrphobic or polar, Synergi columns provide you with a full range of selectivity, ensuring separation of the most challenging and complex mixtures.

Rugged Performance for High Polarity SelectivityHigh polarity column capable of high temperature bakeout to remove contaminantsInert to minimize analyte adsorption, improve efficiency, and reproducibilityMore rugged (longer column life) than other polar phasesGreat for toxicology and environmental compoundsRecommended UseAntidepressants, Aroclors, Cholesterols, Drugs of Abuse, EPA Methods (508, 608, 8081, 8141, 8151), Glycols,…

The Core-Shell Advantage

Verex Certified Vial Products: There is a difference! From start to finish, Verex™ CERTIFIED vial and cap products are manufactured to provide high quality, state-of-the-art solutions for your most challenging, sensitive applications. Our innovative precision products offer compatibility with virtually any autosampler and provide air-tight, leak-free seals to safely store and transfer your most important samples. Verex vial…