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back dye test reaction

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What is Back Dye Test? | Difference Between Back Dye Test and Azo Dye Test

What is back dye test? Back dye test is regarding azo dyes in which strength of amines is quantified. in this test, Aniline (amines) is dissolved in dilute HCl. then reacted with cold NaNO2 solution. azo dye is formed in alkaline conditions. What is the difference between azo dye test Read more…

By , 53 yearsJanuary 28, 2023 ago
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