Preserving DNA is important for validation of prospective and retrospective analyses, requiring many expensive types of equipment (e.g., freezers and back-up generators) and energy.
View Article and Find Full Text PDFThin layer chromatography (TLC) is a technique that is commonly employed in the forensic drug analysis of pharmaceutical preparations. Detection is typically accomplished using various visualization spray reagents. Conventional gas chromatography-mass spectrometry (GC-MS) analysis is typically performed to confirm the TLC results.
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