Potassium Iodide, High Purity USP Crystals, 99.8+%,500 grams Go to amazon.com Related posts Top 14 iodide crystals DescriptionHIGHEST PURITY ON AMAZON!! Currently testing at 99.9% MADE IN USA. You are purchasing 500 grams of pure Potassium Iodide crystals. It is 99.8-99.9% pure min. This is the best quality Potassium Iodide you will find.
