New roQ™ QuEChERS Kits from Phenomenex Improve Speed and Ease of Use

7 Oct 2012

Product news

Phenomenex Inc., a global leader in the research and manufacture of advanced technologies for the separation sciences, introduces roQ QuEChERS kits, for the cleanup of multiple pesticide residues in food prior to HPLC or GC analysis. The roQ kits offer a number of usability features specifically designed to facilitate and improve the largely manual QuEChERS technique.

Rigorously tested tubes and superior tube caps ensure leak-free performance. The low-extractable tubes ensure the cleanest possible extracts. In addition, roQ flat-bottom centrifuge tubes are designed to stand upright so they can be easily placed on a scale for sample weighing. The roQ salt packets have a unique, easy-pour design that minimizes spills.

QuEChERS (Quick, Easy, Cheap, Effective, Rugged and Safe) is a popular two-step sample preparation approach for the extraction and analysis of multiple residues, which are difficult to target with selective techniques such as SPE. The technique extracts a wide range of compounds of various chemical structures and removes unwanted interferences in the sample. Phenomenex’s roQ is compatible with official methods from AOAC International and the Committee of European Normalization (CEN).

“roQ meets the growing need for fast, user-friendly QuEChERS sample preparation and complements our strong sample preparation offerings,” comments Erica Pike, brand manager for Phenomenex. “Food safety testing is a rapidly growing application in many parts of the world and we serve this market with many solutions.”

A wide range of roQ QuEChERS extraction and dispersive SPE (dSPE) kits are available to meet the needs of different food matrices. Phenomenex offers a range of solutions for subsequent high-resolution analysis of multi residues by LC or GC.

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Gas ChromatographyGas chromatography (GC) is an analytical technique used to separate and quantitate mixtures of small and volatile compounds. Gas chromatographs or GC systems include components such as GC columns, detectors, pumps and autosamplers. Choose from packed or capillary GC columns, flame ionization (FID), photoionization (PID) electron capture detectors and selective or non-selective detectors. Find the best gas chromatographs in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.UHPLC and HPLCHigh performance liquid chromatography (HPLC) and ultra high performance liquid chromatography (UHPLC), also known as UPLC, are analytical techniques used to separate, identify and quantitate components of complex mixtures including biological samples such as proteins and lipids as well as chemical mixtures of pesticides, drugs and oils. Both techniques are liquid chromatographic methods but differ by operating pressures (HPLC < 6000 psi < UHPLC ). Components of HPLC and UHPLC systems include columns, detectors, pumps, autosamplers and column heaters. Explore a range of UHPLC and HPLC columns for your specific sample needs including reverse phase, normal phase, ion exchange, HILIC, ion exclusion and size exclusion columns. For more specialized HPLC, explore FPLC, countercurrent LC and simulated moving bed systems. Find the best UHPLC and HPLC equipment in our peer reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.GC-MS GC-MS (gas chromatography-mass spectrometry) instruments and equipment are used to separate, quantify and identify mixtures of small and volatile compounds, such as polycyclic aromatics, fatty acids and alcohols. Often used in drug detection, forensic investigation and environmental analysis for pesticides and contaminants, GC-MS is a powerful addition to your lab’s analytical capabilities. GC-MS/MS instruments equipped with a qTOF or triple quadrupole analyzers can give greater sensitivity and resolution to your analysis. Find the best GC-MS instruments and equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.QuEChERSThe QuEChERS (Quick, Easy, Cheap, Effective, Rugged, and Safe) method is a streamlined approach that is used to extract multi-residue target compounds from food samples. It is most commonly used by analytical chemists studying pesticide residues in food.PesticidesPesticides are used to protect crops from diseases, pests and unwanted plants. They are classed as persistent organic pollutants (POPs) and can be harmful to humans. The Environmental Protection Agency (EPA) currently regulates the use of pesticides in the USA.