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The nature of the sample in a forensic case is one of the most important factors, since it determines the posterior analysis, helping to define or discard its identity (like blood versus semen).A presumptive test is a qualitative analysis that allows to identify, or confirm, the presence of a substance in a sample. These determinations usually occur, after a chemical reaction, and a specific colour...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.