Effect of Physical and Chemical Activation on the Removal of Hexavalent Chromium Ions Using Palm Tree Branches

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</svg> (mg)</td><td align="center">Total metal removal (%)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">RPB</td><td align="center">250</td><td align="center">50</td><td align="center">7</td><td align="center">13.6</td></tr><tr><td align="left">APBH 20</td><td align="center">300</td><td align="center">60</td><td align="center">10</td><td align="center">18.6</td></tr><tr><td align="left">APBH 50</td><td align="center">420</td><td align="center">85</td><td align="center">39</td><td align="center">55.1</td></tr><tr><td align="left">APBS</td><td align="center">355</td><td align="center">71</td><td align="center">28</td><td align="center">47.2</td></tr><tr><td align="left">APBK</td><td align="center">175</td><td align="center">35</td><td align="center">7</td><td align="center">11.9</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Column parameters for the adsorption of Cr(VI) onto raw and different activated carbon samples.

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tab4

Table 4

Table 4: Effect of Physical and Chemical Activation on the Removal of Hexavalent Chromium Ions Using Palm Tree Branches 