Volatile components of Rhizoma Alpiniae Officinarum using three different extraction methods combine

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Volatile components from Rhizoma Alpiniae Officinarum were respectively extracted by three methods including hydrodistillation,headspace solid-phase microextraction(HS-SPME) and diethyl ether extraction.A total of 40(hydrodistillation),32(HS-SPME) and 37(
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