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We describe a novel method for the synthesis a new magnetic bromochromate hybrid nanomaterial,Fe3O4@SiO2@TEA@[CrO3Br], as a catalyst. The physical properties, morphology and magnetic investigationsof magnetic bromochromate hybrid nanomaterials are identified by transmission electron microscopy(TEM), scanning electron microscopy (SEM) and vibrating sample magnetometer (VSM) techniques. Fouriertransform infrared (FT-IR), elemental analysis, X-ray fluorescence (XRF), X-ray diffraction (XRD) were alsoused for structural identification. The quantity of chromium is approximately 0.38%, which confirms to theimmobilization amount of [CrO3Br] and is equal to 0.007 mol/100 g.
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