Table 2 Average intensity of trace elements present in PM2.

From: Qualitative evaluation of trace elements in commercially packaged forms of tobacco using laser-induced breakdown spectroscopy

Elements

Most intense line (nm)

Average intensity (counts)

Al

279.86

\(\:2105.83\pm\:845.7\)

Ni

280.62

\(\:1481.6\pm\:427.1\)

Cr

357.51

\(\:2473\pm\:555.1\)

Fe

374.97

\(\:751.8\pm\:153.9\)

Ca

393.88

\(\:21092.4\pm\:2288.5\)

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