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Forensic Examination of Drugs by Thin Layer Chromatography.  

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But Forensic Science Skills for the Laboratory Experiment Title: Forensic Examination of Drugs by Thin Layer Chromatography Aims: To determine the constituents of four unknown drugs. To establish good safe & organised working practice. To encourage consistent & meticulous keeping of data & records. To develop consistent & accurate laboratory procedures. To establish team work & investigative approaches. Background Info: The majority of evidence submitted to crime labs comes from drug-related crimes. Often, this evidence includes unidentified powders that may be illegal drugs. In order to prosecute individuals for possession of illegal substances, it is necessary for forensic scientists to positively identify any suspected drugs submitted to the laboratory. In addition, forensic toxicologists must determine the identity of drugs found in the bodies of drug-overdose victims. Although illegal substances can cause overdose, people also overdose on common over-the-counter (OTC) drugs, like aspirin, when attempting to take their own lives. Thin-layer chromatography (TLC) is one technique used to identify unknown drugs. Thin-Layer...

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