37199-66-9

Basic information

• Product Name: POTASSIUM (POLY)SULFIDE
• Synonyms: potassiumpolysulphide;potassiumsulfide(k2(sx));LIVER OF SULPHUR;POTASSIUM (POLY)SULFIDE;POTASSIUM SULPHIDE (POLY);POTASSIUM POLYSULFIDE GRANULATED, R. G.;potassium polysulphides;POTASSIUM POLYSULFIDE, PURE
• CAS NO: 37199-66-9
• Molecular Formula: H2KS+
• Molecular Weight: 73.17918
• EINECS: 253-390-1
• Product Categories: Inorganic Salts;Potassium;Synthetic Reagents
• Mol File: 37199-66-9.mol
• Article Data: 0

Chemical Properties

• Melting Point: 200 °C
• Boiling Point: °Cat760mmHg
• Flash Point: >200 °C
• Appearance: /
• Density: g/cm³
• Vapor Pressure: 12600mmHg at 25°C
• Storage Temp.: Flammables area
• CAS DataBase Reference: POTASSIUM (POLY)SULFIDE(CAS DataBase Reference)
• NIST Chemistry Reference: POTASSIUM (POLY)SULFIDE(37199-66-9)
• EPA Substance Registry System: POTASSIUM (POLY)SULFIDE(37199-66-9)

Safety Data

• Hazard Codes: C,N
• Statements: 31-34-50
• Safety Statements: 26-45-61
• RIDADR: 3200
• WGK Germany: 2
• RTECS: TT5950000
• HazardClass: 4.2
• PackingGroup: I
• Hazardous Substances Data: 37199-66-9(Hazardous Substances Data)

Usage

Description

POTASSIUM (POLY)SULFIDE is an inorganic compound with the chemical formula K2Sx, where x represents the number of sulfur atoms in the polymeric chain. It is a yellow to reddish-brown solid that is soluble in water and has a strong, pungent odor. Due to its unique chemical properties, it has found various applications in different industries.

Uses

Used in Fungicide Applications:
POTASSIUM (POLY)SULFIDE is used as a fungicide to protect crops from fungal infections. Its antimicrobial properties help control the growth of fungi and prevent the spread of diseases in agricultural fields.
Used in Electrochemical Storage Systems:
POTASSIUM (POLY)SULFIDE is used as a high energy density half-cell in secondary electrochemical storage systems. Its high aqueous solubility allows it to be used in batteries and other energy storage devices, contributing to their overall performance and efficiency.
Used in Synthesis of Sulfur Nanoparticles:
POTASSIUM (POLY)SULFIDE serves as a sulfur source for synthesizing sulfur nanoparticles. These nanoparticles have various applications, including in the development of new materials and technologies, such as in the field of energy storage and catalysis.

Hazard

Moderate fire risk. Toxic by ingestion, irri- tant to skin and eyes.

InChI:InChI=1/K.H2S/h;1H2/q+1;