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rmemery rmemery
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4 years ago
An unknown white powder was located at a crime scene. Describe an analytical scheme to identify the drug or drugs that may be present in the powder. Put steps in the proper order, and for each step, indicate whether it is a screening or confirmatory test, and note why it should be used.
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Valued Member
Educator
4 years ago
https://biology-forums.com/index.php?topic=149870.0
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