New sensor system improves detection of lead, heavy metals

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PNNLs biomonitoring detection system uses two classes of sensors to analyze blood urine or saliva samples. While small and portable the sensitive system provides detection levels at parts-per-billion. Credit: PNNL
PNNL's biomonitoring detection system uses two classes of sensors to analyze blood, urine or saliva samples. While small and portable, the sensitive system provides detection levels at parts-per-billion. Credit: PNNL

The Department of Energy’s Pacific Northwest National Laboratory has developed a new rapid, portable and inexpensive detection system that identifies personal exposures to toxic lead and other dangerous heavy metals. The device can provide an accurate blood sample measurement from a simple finger prick, which is particularly important when sampling children.


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