Source: https://www.fda.gov/food/laboratory-methods-food/bam-r40-lugols-iodine-solution January 2001 Potassium iodide (KI) 10 g Iodine 5 g Distilled water 100 ml Dissolve KI in about 20-30 ml of distilled water. Add iodine and heat gently with constant mixing until iodine is dissolved. Dilute to 100 ml with distilled water. Store in amber glass-stoppered bottle in the dark. VIDEO: Original Source: … Continue reading FDA Instructions for Making Lugol’s 5% Iodine