QUALITATIVE TESTING
Q ualitative testing is a method used to determine the presence or absence of a particular substance or analyte in a sample without quantifying its concentration. Instead of providing numerical values, qualitative testing focuses on providing a yes/no or positive/negative result. Qualitative testing can be performed using different techniques, depending on the nature of the analyte and the requirements of the analysis. Some common qualitative testing methods include: 1. COLORIMETRIC TESTS: These tests rely on color changes to indicate the presence or absence of a specific analyte. Reagents or indicators are added to the sample, and the resulting color change or formation of a precipitate is observed. HELIXSD.COM
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