Novel Method of Analysis for the Determination of Residual Formaldehyde by High-Performance Liquid Chromatography

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Area (mAU <i>x</i> second)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Standard 1 A</td><td class="align_center">2220.91</td></tr><tr><td class="align_left">Standard 1 B</td><td class="align_center">2233.58</td></tr><tr><td class="align_left">Standard 1 C</td><td class="align_center">2236.76</td></tr><tr><td class="align_left">Standard 1 D</td><td class="align_center">2215.49</td></tr><tr><td class="align_left">Standard 1 E</td><td class="align_center">2227.64</td></tr><tr><td class="align_left">Standard 1 F</td><td class="align_center">2242.16</td></tr><tr><td class="align_left">Standard 1 G</td><td class="align_center">2232.05</td></tr><tr><td class="align_left">Average standard 1</td><td class="align_center">2229.80</td></tr><tr><td class="align_left">Standard 2 A</td><td class="align_center">2244.25</td></tr><tr><td class="align_left">Standard 2 B</td><td class="align_center">2228.95</td></tr><tr><td class="align_left">Average standard 2</td><td class="align_center">2236.60</td></tr><tr><td class="align_left">Concordance (%)</td><td class="align_center">100.3</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Peak areas (mAU <i>x</i> second) of two 1000 <i>μ</i>g/g formaldehyde standards (seven injections of standard 1 and two injections of standard 2) and the concordance (%) result.</div>

International Journal of Analytical Chemistry

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Table 3

Table 3: Novel Method of Analysis for the Determination of Residual Formaldehyde by High-Performance Liquid Chromatography 