Potassium (poly)sulfide

Modify Date: 2025-08-31 08:57:04

Potassium (poly)sulfide Structure
Potassium (poly)sulfide structure
Common Name Potassium (poly)sulfide
CAS Number 37199-66-9 Molecular Weight 110.262
Density N/A Boiling Point N/A
Molecular Formula K2S Melting Point 200 °C
MSDS Chinese USA Flash Point >200 °C
Symbol GHS02 GHS05 GHS09
GHS02, GHS05, GHS09
Signal Word Danger

 Names

Name Potassium sulfide
Synonym More Synonyms

 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
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

 Synonyms

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