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Spot analysis

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spottest (pluralspot tests)

1. (chemistry) Theaddition of a single drop of areagent to a smallsample as aqualitativeanalytical test for the presence of a specificcompound orclass of compounds.
   • 1998, Michael R Bromwich,The FBI Laboratory: An Investigation into Laboratory Practices & Alleged Misconduct:

     The DPA test referred to by Martz is a colorspot test for a range of oxidizing compounds, which include but are not limited to nitrates.

• posttest

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