Starch and Potassium Iodide Paper
Starch And Potassium Iodide Paper, 10 books of 20 strips per pack.
Johnson Test Papers Starch & Potassium Iodide Paper. Available in 10 books of strips, per pack. These papers allow you to detect starch the paper reacts with the starch to give a blue/purple colour.
Open the the casing and remove one of the paper's from a book. Dip the paper into your test solution for around 2 seconds, and then check the paper for a result.
10 books of 20 strips per pack.