Difference between revisions of "Sodium hydrosulfide"
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== Description == | == Description == | ||
| − | Colorless needles. Sodium hydrosulfide is used in the manufacture of [ | + | Colorless needles. Sodium hydrosulfide is used in the manufacture of [[viscose%20rayon|viscose rayon]], and [[cellophane|cellophane]] to remove sulfur compounds. It is also used to dehair hides. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 11:18, 10 May 2016
Description
Colorless needles. Sodium hydrosulfide is used in the manufacture of Viscose rayon, and Cellophane to remove sulfur compounds. It is also used to dehair hides.
Synonyms and Related Terms
sodium sulfhydrate; sodium bisulfide; sodium hydrogen sulfide
Other Properties
Soluble in water, ethanol, ether.
| Composition | NaSH - 2H2O |
|---|---|
| CAS | 16721-80-5 |
| Melting Point | 55 |
| Density | 1.79 |
| Molecular Weight | mol. wt. = 56.06 |
Hazards and Safety
Reacts with acids to evolve toxic fumes. Flammable. Flash point = 90C
Hygroscopic. Contact causes irritation and burns.
Fisher Scientific: MSDS
Sources Checked for Data in Record
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8730