potassium iodide
Noun
Meaning
a crystalline salt in organic synthesis and in making photographic emulsions and in iodized table salt
Source: WordNetSynonyms
Hypernyms
Examples
Elemental iodine is slightly soluble in water, with one gram dissolving in 3450 ml at 20 °C and 1280 ml at 50 °C; potassium iodide may be added to increase solubility via formation of triiodide ions.
After the Chernobyl accident, Poland distributed potassium iodide pills to millions of its citizens.
In this titration, the NBS oxidizes the ascorbic acid in the presence of potassium iodide and starch.
This is why it is often sold as a second set of tablets in most sporting goods stores as Portable Aqua-Neutralizing Tablets, along with the potassium iodide tablets.
For this reason, people who at risk of exposure to environmental radioactive iodine (iodine-131) in fallout may be instructed to take non-radioactive potassium iodide tablets.
See the article on potassium iodide for more on this topic.