Potassium sulfide
Revision as of 07:13, 24 July 2013 by (username removed)
Description
Orange or red crystalline mass. Potassium sulfide has been used for staining and coloring bronze and other metals. It is also used as a photographic toner.
Synonyms and Related Terms
liver of sulfur; potassium monosulfide; dipotassium sulfide; potash sulfurated; hepar sulfuris; potassium sulphide (Br.)
Other Properties
Soluble in water, ethanol, glycerol. Insoluble in ether. Aqueous solutions are alkaline. Deliquescent in air; darkens with age.
| Composition | K2S |
|---|---|
| CAS | 1312-73-8 |
| Melting Point | 910-912 |
| Density | 1.74-1.75 |
| Molecular Weight | mol. wt. = 110.3 |
Hazards and Safety
Flammable, dangerous fire risk, may ignite spontaneously.
Contact causes irritation and may cause corrosion. Toxic by ingestion.
International Chemical Safety Card