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Welcome to the Sample Prep department
Welcome to the Sample Preparation Department. The need for sample preparation is critical to chromatography and mass spectrometry...
Ron Majors
Senior Chemist, Agilent Technologies
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Asymmetrical flow field-flow fractionation (AF4) can be used on a routine basis to separate high-molecular-weight compounds as an alternative to size-exclusion chromatography (SEC), but the principle of separation is very different and a different approach is required for optimization...