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A sensitive, simple and rapid analytical method based on a liquid chromatography–tandem mass spetrometry (LC–MS/MS) has been established and validated for the determination of stachyose in rat plasma. Plasma samples were prepared by protein precipitation with acetonitrile. Separation of stachyose and nystose (internal standard, IS) was achieved using acetonitrile-water (55:45, v/v) as the mobile phase...
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