Take 2 grams of the sample in a test tube. • Add 5 ml of acetone. • Observe the colour of the acetone layer. • The immediate appearance of red colour indicates the presence of Rhodamine B.

Rhodamine B is a synthetic dye known for its bright pink hue, commonly utilised in industries such as textiles, paper, and leather; however, its use in consumable products is fraught with health risks ...