Solidification and Leachability of Cr (VI) in Rice Husk Ash-Blended Cement

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="183158.fig.006a" src="https://static.hindawi.com/articles/isrn/volume-2011/183158/figures/183158.fig.006a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Unhydrated Cement</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="183158.fig.006b" src="https://static.hindawi.com/articles/isrn/volume-2011/183158/figures/183158.fig.006b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Hydrated OPC paste</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="183158.fig.006c" src="https://static.hindawi.com/articles/isrn/volume-2011/183158/figures/183158.fig.006c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Hydrated OPC paste with Cr (VI)</td></tr></table></td></tr></table>

<table>XRD of Unhydrated and hydrated cement paste without and with Cr (VI).</table>

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Figure 6

Figure 6: Solidification and Leachability of Cr (VI) in Rice Husk Ash-Blended Cement 