Potassium (poly)sulfide

Names

[ CAS No. ]:
37199-66-9

[ Name ]:
Potassium (poly)sulfide

[Synonym ]:
dipotassium sulphide
UNII:31R0R7HD0N
EINECS 253-525-4
Potassium sulfide
Dipotassium sulfide

Chemical & Physical Properties

[ Melting Point ]:
200 °C

[ Molecular Formula ]:
K₂S

[ Molecular Weight ]:
110.262

[ Flash Point ]:
>200 °C

[ Exact Mass ]:
109.899483

[ Storage condition ]:
Flammables area

Safety Information

[ Symbol ]:

GHS02, GHS05, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H252-H314-H400

[ Supplemental HS ]:
Contact with acids liberates toxic gas.

[ Precautionary Statements ]:
P235 + P410-P273-P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
C,N

[ Risk Phrases ]:
31-34-50

[ Safety Phrases ]:
26-45-61

[ RIDADR ]:
3200

[ RTECS ]:
TT5950000

[ Packaging Group ]:
I