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Effects of Sample Matrix on the Sample<br />
Introduction System<br />
Sample Cone Skimmer Cone<br />
The standard 2.5mm injector<br />
torch used was virtually depositfree.<br />
The blood deposits on spray<br />
chamber and the nebulizer block<br />
were removed using a sodium<br />
hypochlorite solution<br />
Images: R. Wahlen et al., LGC Limited, UK<br />
Page 13<br />
Photos of the interface and<br />
sample l iintroduction t d ti system t<br />
after a 90-sample run (whole<br />
blood).<br />
Both the sampler and<br />
skimmer cones show only<br />
minor matrix deposits – none<br />
at the cone tips<br />
ESAC April 2008