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J. Braz. Chem. Soc. vol.26 número10

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Academic year: 2018

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Figure 1. Schematic representation of the preparation of the reactive  material for Cr VI  reduction.
Figure 2. Powder XRD patterns for the composites with 45 wt.% Fe  treated at different temperatures.
Table 1. BET surface areas and pore size distribution of composites treated at 400, 600 and 800 °C
Figure 5. SEM-EDS micrographs of composites produced at 800 °C. 0102030405060708090CrVIremovalefficience/% Treatment temperature / o CC0FeC19FeC35FeC45Fe400-800400600 800
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