Guest guest Posted October 17, 2011 Report Share Posted October 17, 2011 The chemical composition of Lugol's is: Iodine - 5% KI - 10% (KI=Potassium Iodide which is 7.5 of IODIDE and 2.5 of POTASSIUM) Distilled Water - 85% The 2 to 1 ratio for Lugol's and Iodoral is KI (Iodide AND Potassium) to Iodine, which is what Dr. B's book states also. HOW MUCH IODINE IS IN LUGOL'S? • 100 gm of Lugol's 5% Solution = 5 gm Iodine + 10 gm Potassium Iodide (KI) + 85 gm Distilled Water • Two drops of Lugol's = [approximately] 12.5 mg Iodine/Iodide Explanation • 10 gm Potassium Iodide = [approximately] 7.5 gm Iodide + 2.5 gm Potassium [For details, see below, " How much Iodide is in 10 grams of Potassium Iodide? " ] • 5 gm Iodine + 7.5 gm Iodide [from the Potassium Iodide] = 12.5 gm Iodine/Iodide o 12.5 gm Iodine/Iodide = 12,500 mg Iodine/Iodide ß 1 gm (gram) = 1000 mg (milligrams) ß 12.5 gm = 12,500 mg [multiply by 1000] • 100 gm Lugol's = 12,500 mg Iodine/Iodide • 1 gm Lugol's = 125 mg Iodine/Iodide [divide by 100] o 1 gm = [approximately] 1 ml o 1 ml Lugol's = 125 mg Iodine/Iodide • Two drops of Lugol's = 12.5 mg Iodine/Iodide o 20 drops of an aqueous solution = [approximately] 1 ml o 2 drops = 2/20 ml = 1/10 ml o 1/10 x 125 mg = 12.5 mg How much Iodide is in 10 grams of Potassium Iodide? To determine how much iodide is in Potassium Iodide, you find the atomic weights for each on the periodic chart. Then add them together to determine the total weight. You then figure out how much of the total weight that Iodine accounts for. Atomic Weight of Potassium (K) = 39.1 Atomic Weight of Iodine (I) = 126.9 Total Atomic Weight KI = 166.0 Iodide in 10 gm KI = 126.9/166 x 10 = 0.76 x 10 = 7.6 gm Iodide. For simplicity, this is rounded down to 7.5 gm Iodide. I = Iodine I(-) = Iodide = Iodine with an extra electron, resulting in a negative charge. Since the electron weighs almost nothing, both Iodine and Iodide have an atomic weight of 126.9. KI = Potassium Iodide Hope this helps. Linn > > > > Do not go by what J Crowe's website claims is the content of their Lugol's. I started > > off with their brand of Lugol's and I had immediate and very good results, so even > > though their information and claims of quantity of iodine is incorrect, I do tend to > > think their product is fine. > > > > However as Steph says they also have a lot of incorrect information about iodine > > on their website. > > > > So, I must say that I prefer to spend my money with sources that are not also > > putting out false information about iodine into the world. How we spend our money > > really does affect the world, and I prefer to spend mine consciously. That is part of > > how I chose my ebay seller that I trust, is that he does not tell the lies about iodine > > as part of his information. > > > > best wishes, > > --, > > moderator > Quote Link to comment Share on other sites More sharing options...
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