The preparation of standards, also referred to as reference samples, of known concentrations is a frequently used procedure in most analytical laboratories. Internal or external standards with ...

In this module, a whole range of sample preparation techniques for HPLC and LC-MS are covered in detail, including the theory, optimisation and applications. The techniques include filtration; ...

The MiniVap™ Blowdown Evaporator from Porvair Sciences takes just minutes to remove volatile organic solvents from HPLC fractions collected in 24- or 96-well microplates. Compact in design the ...

Sample quality directly influences the reliability of an experiment. Researchers executing high pressure liquid chromatography (HPLC) experiments must incorporate standardized weighing scales, ...

Sample preparation is essential when employing chromatography for bioanalytical analysis as system performance will be negatively affected if it is not performed. Preparation methods include protein ...

Laboratory testing found that a novel approach reduced the time required for sample preparation from hours to minutes. This article summarizes test methods and results. Questions often arise about the ...

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