2-Pack J.Crow's Lugol's Iodine Solution, 2 oz Equivalent to USP or Higher 2 oz Dropper Bottle Calculating Number of MG's of Iodine and Iodide per Drop of LUGOL'S 2%: Each VERTICAL "metric" drop (= 1/20 ml) is approximately 1.0 mg of iodine and 2.0 ...