Magnetic extractant with an Fe3O4@SiO2 core and aqueous ammonia coating for microextraction of petroleum acids
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DOI: 10.1039/c8ra02262c
Abstract: Magnetic aqueous ammonia (MAA) was prepared as a magnetic extractant for dispersive microextraction of petroleum acids (PAs). The amount of extractant in MAA was custom-made by a simple approach. In the MAA composed of an… read more here.
Keywords: aqueous ammonia; magnetic extractant; fe3o4 sio2; microextraction ... See more keywords