Bullet Points : 1 > Iodine Used In J.Crow'S Lugol'S Solution Is Derived From Mined Crystals, Not From Shellfish 2 >Approximately 1200 Vertical Drops Per 2 Oz. Container 3 >To Use As A Water Purifier Add 3-6 Drops Per Liter Of Water 4 >Always Fresh Does Not Expire Description : J.Crow'S Lugol'S Iodine Solution, 2 Oz, Twin Pack (2 Bottles)2 Ounce (Pack Of 2)