Adsorption of Chromium(VI) from Aqueous Solutions by Coffee Polyphenol-Formaldehyde/Acetaldehyde Resins

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td align="left">Sr. no.</td><td align="center" colspan="6">Resin code</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td align="left" rowspan="2">1</td><td align="center">CFA</td><td align="center">01</td><td align="center">02</td><td align="center">03</td><td align="center">04</td><td align="center">05</td></tr><tr><td align="center">Particle size (<i>μ</i>m)</td><td align="center">—</td><td align="center">28.89</td><td align="center">18.79</td><td align="center">28.43</td><td align="center">20.85</td></tr><tr><td align="left" colspan="7"><hr/></td></tr><tr><td align="left" rowspan="2">2</td><td align="center">CAA</td><td align="center">01</td><td align="center">02</td><td align="center">03</td><td align="center">04</td><td align="center">05</td></tr><tr><td align="center">Particle size (<i>μ</i>m)</td><td align="center">16.71</td><td align="center">26.23</td><td align="center">20.64</td><td align="center">22.70</td><td align="center">20.77</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Journal of Polymers

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Table 3: Adsorption of Chromium(VI) from Aqueous Solutions by Coffee Polyphenol-Formaldehyde/Acetaldehyde Resins 