Make a solution and watch it change to amber, then to blue-purple and back to colorless. You can do the experiment 2-3 times.
Related Items: CK-600, CK-150, CK-250, CK-350

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 6.2 inch
Height : 4.5 inch
Length : 7.1 inch

Item Weight: 7.2 ounce (View shipping rates and policies)
Shipping Weight: 12.8 ounce (View shipping rates and policies)

ASIN : B009P8BF5W