| Identification | Back Directory | [Name]
Sodium polysulfide | [CAS]
1344-08-7 | [Synonyms]
Sodium polysulfide
sodium polysulphide
sodium polysulphides
Sodium sulfide (Na2(Sx))
sodium polysulfide Na2(S)x | [EINECS(EC#)]
215-686-9 | [Molecular Formula]
Na2(S)x | [MOL File]
1344-08-7.mol | [Molecular Weight]
57.0707 |
| Chemical Properties | Back Directory | [Appearance]
Yellow-brown, granular, free-flowing
polymer.Combustible. | [Melting point ]
400 °C | [density ]
1.203[at 20℃] | [vapor pressure ]
0Pa at 20℃ | [Water Solubility ]
1g/L at 20℃ | [Uses]
Manufacture of sulfur dyes and colors, insec-
ticides, oil-resistant synthetic rubber (“Thiokol”
[Toray]), petroleum additives, electroplating.
| [EPA Substance Registry System]
Sodium sulfide (Na2(Sx))(1344-08-7) |
| Hazard Information | Back Directory | [Chemical Properties]
Yellow-brown, granular, free-flowing
polymer.Combustible. | [Preparation]
Sodium polysulphide solutions are most commonly prepared by treating
sulphur with aqueous sodium hydroxide:
| [Flammability and Explosibility]
Nonflammable |
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