Skip to Content
Merck
All Photos(1)

Key Documents

12665

Sigma-Aldrich

Potassium (poly)sulfide

≥42% K2S basis

Synonym(s):

Potassium polysulfide

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
K2S/n
CAS Number:
EC Number:
MDL number:
UNSPSC Code:
12352302
NACRES:
NA.22

Quality Level

form

solid

concentration

≥42% (K2S)

InChI

1S/K.H2S/h;1H2/q+1;

InChI key

ZOCLAPYLSUCOGI-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

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.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Eye Dam. 1 - Self-heat. 2 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

Supplementary Hazards

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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)
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)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service