Elution of the target substance is also an important step in SPE. Herein, we first used 5 mL of different proportions of formic acid/methanol as eluants and investigated the effect of their volume ...

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Traditional solid phase extraction (SPE) revolutionized sample preparation, but it often involves high solvent consumption and complex procedures. Micro solid phase extraction (μSPE) offers a ...

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After loading the sample onto the SPE cartridge, the drying step is accomplished using Nitrogen. This drying step replaces manual techniques. The analytes of interest are then eluted directly to ...