J.CROW'S® Lugol's Solution of Iodine 2% 2 oz Four Pack (4 Bottles)

Lowest heavy metals rating by the Natural News Forensic Food Lab. Equivalent to USP or Higher Always fresh does not expire Approximately 1200 vertical drops per 2 oz. container To use as a water purifier add 3-6 drops per liter of water Keep out of direct sunlight. No need to refrigerate The iodine used in JCROW'S Lugol's Solution is derived from mined crystals, not from shellfish or kelp Calculating Number of MG's of Iodine and Potassium Iodide per Drop of Lugol's Solution: LUGOL'S 2%: Each VERTICAL drop is about 2.5 mg's of iodine/potassium iodide (1 mg iodine, 1.5 mg potassium iodide) and 2 drops is about 5 mg's of iodine/potassium iodide (2 mg iodine, 3 mg potassium iodide)