A Study of the Critical Uncertainty Contributions in the Analysis of PCBs in Ambient Air

<table>Graph showing the contribution of each of the five quantities in (<a href="https://static.hindawi.com/articles/jamc/volume-2008/179498/figures/#eq1">1</a>)
to the uncertainty in <svg height="11.0375" id="M121" style="vertical-align:-3.22281pt" version="1.1" viewbox="0 0 21.35 11.0375" width="21.35" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.0375)">
<g transform="translate(72,-63.17)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝜌</tspan>
</text>
<text transform="matrix(1,0,0,-1,-65.67,63.31)">
<tspan style="font-size: 8.75px; " x="0" y="0">c</tspan>
<tspan style="font-size: 8.75px; " x="3.8858881" y="0">a</tspan>
<tspan style="font-size: 8.75px; " x="7.7717762" y="0">l</tspan>
</text>
</g>
</g>
</svg> for the gravimetric approach
(mass fraction domain).</table>

Journal of Analytical Methods in Chemistry

fig3

Figure 3

Figure 3: A Study of the Critical Uncertainty Contributions in the Analysis of PCBs in Ambient Air 