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Grade: 12th pass
        
What is the difference between azo dye test and back azo dye test?
3 months ago

Answers : (2)

Khimraj
2873 Points
							

Azo-Dye Test

This test is given by aromatic primary amines. Aromatic primary amines react with nitrous acid to form diazonium salts. These diazonium salts undergo coupling reaction with β-naphthol to form orange coloured azo dye.

3 months ago
Arun
21043 Points
							AZO dyes are the name of the group of synthetic dyestuffs based on nitrogen that are often used in textile industry. Some AZO dye stuffs may separate under certain conditions to produce carcinogenic and allergenic aromatic amines.
Nver heqrd about back azodye test. Please recheck
3 months ago
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