Describe one type of test that might be used in forensic drug chemistry and when it might be used.

There are two main types of tests used in forensic drug chemistry i.e presumptive tests and confirmatory tests.

Explanation:

Forensic drug chemistry uses two tests for chemical analyses pf a substance to find out whether any illegal durg is present of not.Presumptive tests are less precise and it is usually colorimetric.Confirmatory tests provide a positive identification and uses instrumental analysis to positively identify the contents of suspected material.

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