|MadSci Network: Chemistry|
The drugs and other materials like heavy metals and explosives are extracted from hair bulbs by complexing agents. This extract in organic phase is submited to HPLC and MS analysis to verify the amounts of these substances. The sensitivity is near pg (pico gram) of certain drugs, and I know that a new apprach for this kind of analysis based on the reserch of metabolites from human body fluids and hair .
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