Question

Are different biochemical test useful in cheeking of food adultration? One example

Answer 1

Effervesence shows presence of washing soda. Dissolve a little amount sample in water in a test tube,chalk powder settles down.-Or- Add a few drops of conc HCl solution,effervescence indicates the presence of adulterant. ... However, if the drop disperses in water it indicates presence of added sugar.