Difference between revisions of "Potassium thiocyanate"
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potassium rhodanide; potassium sulfocyanate; potassium sulfocyanide; Rhocya | potassium rhodanide; potassium sulfocyanate; potassium sulfocyanide; Rhocya | ||
| − | + | == Risks == | |
| − | + | * Highly toxic by ingestion and inhalation. | |
| + | * Skin contact causes blisters and burns. | ||
| + | * Decomposes with heat or acid to form hydrogen cyanide gas. | ||
| + | * Fisher Scientific: [https://fscimage.fishersci.com/msds/96446.htm MSDS] | ||
| + | ==Physical and Chemical Properties== | ||
Soluble in water, ethanol, acetone. | Soluble in water, ethanol, acetone. | ||
| Line 22: | Line 26: | ||
|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 173 | + | | 173 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 1.88-1.89 | + | | 1.88-1.89 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| Line 34: | Line 38: | ||
|- | |- | ||
! scope="row"| Boiling Point | ! scope="row"| Boiling Point | ||
| − | | 500 (dec) | + | | 500 C (dec) |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
| Line 51: | Line 49: | ||
* Michael McCann, ''Artist Beware'', Watson-Guptill Publications, New York City, 1979 | * Michael McCann, ''Artist Beware'', Watson-Guptill Publications, New York City, 1979 | ||
| − | * | + | * Photographic chemicals: www.jetcity.com/~mrjones/chemdesc.htm |
* ''CRC Handbook of Chemistry and Physics'', Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.5896, 1.6057, 1.6435 | * ''CRC Handbook of Chemistry and Physics'', Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.5896, 1.6057, 1.6435 | ||
Latest revision as of 10:50, 25 August 2022
Description
Colorless, deliquescent crystals. Potassium thiocyanate is used in printing and dyeing textiles. It is also used as an intensifier in photographic developing solutions for color prints.
Synonyms and Related Terms
potassium rhodanide; potassium sulfocyanate; potassium sulfocyanide; Rhocya
Risks
- Highly toxic by ingestion and inhalation.
- Skin contact causes blisters and burns.
- Decomposes with heat or acid to form hydrogen cyanide gas.
- Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in water, ethanol, acetone.
| Composition | KCNS |
|---|---|
| CAS | 333-20-0 |
| Melting Point | 173 C |
| Density | 1.88-1.89 g/ml |
| Molecular Weight | mol. wt. = 97.18 |
| Refractive Index | 1.5896, 1.6057, 1.6435 |
| Boiling Point | 500 C (dec) |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7866
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- Photographic chemicals: www.jetcity.com/~mrjones/chemdesc.htm
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.5896, 1.6057, 1.6435