12665
Potassium (poly)sulfide
≥42% K2S basis
Synonym(s):
Potassium polysulfide
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About This Item
Linear Formula:
K2S/n
CAS Number:
UNSPSC Code:
12352302
NACRES:
NA.22
EC Number:
253-390-1
MDL number:
Form:
solid
Quality Level
form
solid
concentration
≥42% (K2S)
SMILES string
[K+].S
InChI
1S/K.H2S/h;1H2/q+1;
InChI key
ZOCLAPYLSUCOGI-UHFFFAOYSA-N
Application
Potassium polysulfide shows high aqueous solubility and can act as high energy density half-cells for secondary electrochemical storage systems. It can be used as a sulfur source for synthesizing sulfur nanoparticles.
signalword
Danger
hcodes
Hazard Classifications
Aquatic Acute 1 - Eye Dam. 1 - Self-heat. 2 - Skin Corr. 1B - STOT SE 3
target_organs
Respiratory system
supp_hazards
Storage Class
4.2 - Pyrophoric and self-heating hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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An energetic medium for electrochemical storage utilizing the high aqueous solubility of potassium polysulfide.
Licht S.
Journal of the Electrochemical Society, 134(9), 2137-2141 (1987)
Production of sulfur nanoparticles from aqueous solution of potassium polysulfide.
Massalimov I A, et al.
Russian Journal of Applied Chemistry, 85(12), 1832-1837 (2012)
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 252433-250MG | 04061825961859 |
| 56226-25MG | 04061832583655 |
| R4127-5G | 04061836695200 |
| 83697-1G | 04061835079940 |
| 252433-1G | 04061825961842 |
| R4127-25G | 04061822703728 |
| R4127-100G | 04061835348015 |
| 83697-250MG | 04061832533339 |
| 12665-100G | 04061838724281 |
| 12665-20KG | 04061826680186 |
| 12665-1KG | 04061838724298 |
| 12665-6X1KG | 04061833544402 |