Difference between revisions of "Potassium iodide"
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== Authority == | == Authority == | ||
| − | * | + | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 |
| − | * | + | * Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997 |
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7809 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7809 | ||
| Line 50: | Line 50: | ||
* ''A Glossary of Paper Conservation Terms'', Margaret Ellis (ed.), Conservation Center of the Institute of Fine Arts, New York City, 1998 | * ''A Glossary of Paper Conservation Terms'', Margaret Ellis (ed.), Conservation Center of the Institute of Fine Arts, New York City, 1998 | ||
| − | * | + | * Website address 1 Comment: photographic chemicals at www.jetcity.com/~mrjones/chemdesc.htm |
[[Category:Materials database]] | [[Category:Materials database]] | ||
Revision as of 06:32, 24 July 2013
Description
White cubic crystals or powder that slowly turns yellow as it decomposes due to the release of iodine. Potassium iodide is used in the manufacture of photographic emulsions. It is also used in infrared spectroscopy to make transparent salt pellets. Potassium iodide, mixed with iodine, is used as an indicator for starch.
Synonyms and Related Terms
iodide of potass; potide
Other Properties
Soluble in water, ethanol, acetone, glycerol. Incompatible with calomel, potassium chlorate, metallic salts, organic acids.
| Composition | KI |
|---|---|
| CAS | 7681-11-0 |
| Melting Point | 686 |
| Density | 3.123 |
| Molecular Weight | mol. wt. = 166.0 |
| Boiling Point | 1330 |
Hazards and Safety
Slowly decomposes with moisture and light. Contact may cause irritation.
Mallinckrodt Baker: MSDS
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7809
- A Glossary of Paper Conservation Terms, Margaret Ellis (ed.), Conservation Center of the Institute of Fine Arts, New York City, 1998
- Website address 1 Comment: photographic chemicals at www.jetcity.com/~mrjones/chemdesc.htm