Tests to check adulterated food | Public Awareness
WEBGhee, cottage cheese, condensed milk, khoa, milk powder etc, Coal Tar Dyes : Add 5 ml of dil. H2SO4 or conc. HCL to one teaspoon full of melted sample in a test tube. Shake well. Pink colour (in case of H2SO4) or crimson colour (in case of HCl) indies coal tar dyes. ... If palms turn black adulteration is indied. Green chilli and green ...