Difference between revisions of "Ammonium sulfide"
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Mallinckrodt Baker: [http://www.jtbaker.com/msds/englishhtml/a6204.htm MSDS 11/02/01] | Mallinckrodt Baker: [http://www.jtbaker.com/msds/englishhtml/a6204.htm MSDS 11/02/01] | ||
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* 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 | ||
Revision as of 12:32, 29 April 2016
Description
Yellow crystals that are unstable at room temperature or in the presence of moisture. Ammonium sulfide is sold commercially as a liquid that is primarily composed of ammonium bisulfide, NH4HS. Ammonium sulfide is used in photographic developers, in the manufacture of textiles, and to produce a dark patina on brasses and bronzes.
Synonyms and Related Terms
diammonium sulfide; aqueous ammonium sulfide
Other Properties
Soluble in water. pH = 9.5
Smells of ammonia and rotten eggs.
| Composition | (NH4)2S |
|---|---|
| CAS | 12135-76-1 |
| Molecular Weight | mol. wt. = 68.15 |
Hazards and Safety
Evolves hydrogen sulfide on contact with acids. Strongly irritating to skin and membranes. Flammable. Flash point = 22 C
Mallinckrodt Baker: MSDS 11/02/01
Sources Checked for Data in Record
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 591
- Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Ammonium_sulfide (Accessed Mar. 20, 2006)