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/#eq3">3</a>)
to the uncertainty <svg height="11.05" id="M205" style="vertical-align:-3.2316pt" version="1.1" viewbox="0 0 13.425 11.05" width="13.425" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.05)">
<g transform="translate(72,-63.16)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝜂</tspan>
</text>
<text transform="matrix(1,0,0,-1,-65.7,63.31)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑒</tspan>
</text>
</g>
</g>
</svg> (normalised to the largest
contribution) for the gravimetric approach (mass fraction domain).</table>

Journal of Analytical Methods in Chemistry

fig6

Figure 6

Figure 6: A Study of the Critical Uncertainty Contributions in the Analysis of PCBs in Ambient Air 