Tiwari’s test–the iodine tincture test–is a legit trick that turns paneer blue-black in the presence of starch—a telltale ...

Iodine in water is yellow ... To Conduct Demonstration: Pour solution of blue food color into one test tube to a depth of 2". To one of the tubes containing the mixed solution, add two inches of ...

7. Iodine is used to test for starch Liquid iodine is used in chemistry labs as a detector for starches. A solution of iodine and potassium iodide is dripped on to a substance and if it contains ...