This means it is only slightly harmful when dissolved in water. However, reactions with alkali metals, aluminum, mercury, fluorine or terpentine may increase the risk. Environmental risks may differ between iodine substances. The LD 50 value for rats (oral uptake) is about 14,000 mg/kg.
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Mailing of letters, documents and packages using the Priority Mail option delivers in the United States in two to three days. Priority Mail has three options that keep to the two to three day allowance for delivery in America.he delivery scheduled is six to ten business days. The second option is Priority Mail International Flat Rate that ships packages up to 12 Â¼â X 12 Â¼â X 6â in size with a maximum weight limit of 70 lbs and has a delivery schedule of six to ten business days. 3.