Solid Phase Extraction of Inorganic Mercury Using 5-Phenylazo-8-hydroxyquinoline and Determination by Cold Vapor Atomic Fluorescence Spectroscopy in Natural Water Samples

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr class="thead"><td align="left">Element</td><td align="center">V</td><td align="center">Co</td><td align="center">Ni</td><td align="center">Cu</td><td align="center">Zn</td><td align="center">Cd</td><td align="center">Pb</td><td align="center">Fe</td><td align="center">Hg</td></tr><tr><td class="thead-hr" colspan="10"><hr/></td></tr><tr><td align="left"><span style="width: 20.5375px;"><svg height="15.4" id="M117" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 20.5375 15.4" width="20.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></span></td><td align="center">25.12</td><td align="center">0.48</td><td align="center">0.58</td><td align="center">153.65</td><td align="center">0.05</td><td align="center">0.02</td><td align="center">0.03</td><td align="center">3.26</td><td align="center">49.76</td></tr><tr><td align="left"><svg height="7.9499998" id="M118" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 9.7749996 7.9499998" width="9.7749996" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg></td><td align="center">1.98</td><td align="center">102.87</td><td align="center">85.99</td><td align="center">0.32</td><td align="center">931.16</td><td align="center">2638.32</td><td align="center">1468.79</td><td align="center">15.28</td><td align="center">—</td></tr><tr class="table-tr"><td colspan="10"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Metal distribution coefficient <svg height="16.4125" id="M115" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 32.299999 16.4125" width="32.299999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.017,-0,0,-.017,26.363,12.138)"><path d="M275 270q0 -296 -211 -440l-19 23q75 62 116.5 174t41.5 243t-42 243t-116 173l19 24q211 -144 211 -440z" id="x29"></path></g>
</svg> and separation factor <svg height="15.0875" id="M116" style="vertical-align:-2.3205pt" version="1.1" viewbox="0 0 21.5375 15.0875" width="21.5375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> at pH 4 in multielement mixture.

The Scientific World Journal

tab4

Table 4

Table 4: Solid Phase Extraction of Inorganic Mercury Using 5-Phenylazo-8-hydroxyquinoline and Determination by Cold Vapor Atomic Fluorescence Spectroscopy in Natural Water Samples 

Table 4 | Solid Phase Extraction of Inorganic Mercury Using 5-Phenylazo-8-hydroxyquinoline and Determination by Cold Vapor Atomic Fluorescence Spectroscopy in Natural Water Samples 