Forensic toxicology, a pivotal field within forensic science, is crucial in detecting and interpreting drugs and poisons in bodily fluids and tissues. The integrity and reliability of its results are important not just for criminal investigations but also for public health and safety. This underscores the significance of standards of practice, which ensure that the

Identifying drugs or poisons in biological specimens is an important aspect of forensic toxicology. The conventional approach to drug and poison identification has relied upon broad-based screening techniques that will indicate if substances may be present, so-called presumptive positives. These presumptive positives are confirmed with more specific techniques that allow for a definitive determination of