Hair testing is a convenient and non-invasive technique for the detection of many controlled drugs and drugs of abuse in forensic science. In cases where hair cannot be collected, nail testing can be a suitable alternative, as it also allows for long-term drug analysis. While many analytical methods exist for the detection of drugs in hair samples there are still only a few methods to test for the presence of drugs in nail samples.
In this application note, discover how Precellys homogenizers can efficiently grind hair and nail samples into powder for the determination of cannabinoids.