Synthesis of Iron-Modified Biochar Derived from Rice Straw and Its Application to Arsenic Removal

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2"> </td><td class="align_center" colspan="3">Langmuir isotherm</td><td class="align_center" colspan="3">Freundlich isotherm</td></tr><tr class="thead"><td class="align_center"><i>q</i><sub>max</sub> (mg/g)</td><td class="align_center"><i>K</i><sub>L</sub></td><td class="align_center"><i>R</i><sup>2</sup></td><td class="align_center">ln <i>K</i><sub>F</sub></td><td class="align_center">1/<i>n</i></td><td class="align_center"><i>R</i><sup>2</sup></td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Fe1-BC</td><td class="align_center">28.49</td><td class="align_center">0.563</td><td class="align_center">0.9955</td><td class="align_center">2.2118</td><td class="align_center">0.5128</td><td class="align_center">0.9360</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Adsorption isotherm of Fe-modified BC.</div>

Journal of Chemistry

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Table 1

Table 1: Synthesis of Iron-Modified Biochar Derived from Rice Straw and Its Application to Arsenic Removal 