Prepare a flask containing a yellow solution, as you mix it on a magnetic stirrer the solution will turn from yellow to blue and back to yellow.

WARNING: This product can expose you to chemicals including Strong inorganic acid mists containing sulfuric acid, which are known to the State of California to cause cancer. For more information go to http://www.P65Warnings.ca.gov

Kit Includes:

3 x 25mL Hydrogen Peroxide, 12%
3 x 25mL Potassium Iodate, 0.2M Solution
1 x 75mL Starch Solution, 0.03%