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ChemicalBook >> CAS DataBase List >> POTASSIUM (POLY)SULFIDE

POTASSIUM (POLY)SULFIDE

POTASSIUM (POLY)SULFIDE price.
  • $47.3 - $2700
  • Product name: POTASSIUM (POLY)SULFIDE
  • CAS: 37199-66-9
  • MF: H2KS+
  • MW: 73.17918
  • EINECS:253-390-1
  • MDL Number:MFCD00148074
  • Synonyms:potassiumpolysulphide ;potassiumsulfide(k2(sx)) ;LIVER OF SULPHUR;POTASSIUM POLYSULFIDE, PURE;PotassiuM (poly)sulfide >=42% K2S basis;POTASSIUM (POLY)SULFIDE;POTASSIUM SULPHIDE (POLY);POTASSIUM POLYSULFIDE GRANULATED, R. G.
Price7 Properties Safety Information Description
7 prices
Selected condition：
Brand
  • aablocks
  • Sigma-Aldrich
  • Thermo Scientific Chemicals
Package
  • 100g
  • 250g
  • 1kg
  • 6x1kg
  • 20kg
  • 250 g
  • Manufactureraablocks
  • Product numberAA00BYB6
  • Product descriptionPotassium polysulfide ≥42%K?Sbasis
  • Packaging100g
  • Price$87
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00BYB6
  • Product descriptionPotassium polysulfide ≥42%K?Sbasis
  • Packaging250g
  • Price$204
  • Updated2026-05-28
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number12665
  • Product descriptionPotassium (poly)sulfide ≥42% K2S basis
  • Packaging1kg
  • Price$317
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number12665
  • Product descriptionPotassium (poly)sulfide ≥42% K2S basis
  • Packaging6x1kg
  • Price$1070
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number12665
  • Product descriptionPotassium (poly)sulfide ≥42% K2S basis
  • Packaging20kg
  • Price$2700
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number12665
  • Product descriptionPotassium (poly)sulfide ≥42% K2S basis
  • Packaging100g
  • Price$47.3
  • Updated2026-04-30
  • Buy
  • ManufacturerThermo Scientific Chemicals
  • Product number38959
  • Product descriptionPotassium polysulfide, pure
  • Packaging250 g
  • Price$73.65
  • Updated2026-04-24
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00BYB6 Potassium polysulfide ≥42%K?Sbasis 100g $87 2026-05-28 Buy
aablocks AA00BYB6 Potassium polysulfide ≥42%K?Sbasis 250g $204 2026-05-28 Buy
Sigma-Aldrich 12665 Potassium (poly)sulfide ≥42% K2S basis 1kg $317 2026-04-30 Buy
Sigma-Aldrich 12665 Potassium (poly)sulfide ≥42% K2S basis 6x1kg $1070 2026-04-30 Buy
Sigma-Aldrich 12665 Potassium (poly)sulfide ≥42% K2S basis 20kg $2700 2026-04-30 Buy
Sigma-Aldrich 12665 Potassium (poly)sulfide ≥42% K2S basis 100g $47.3 2026-04-30 Buy
Thermo Scientific Chemicals 38959 Potassium polysulfide, pure 250 g $73.65 2026-04-24 Buy

Properties

Melting point :200 °C
Flash point :>200 °C
storage temp. :Flammables area
form :solid
InChI :1S/K.H2S/h;1H2/q+1;
InChIKey :ZOCLAPYLSUCOGI-UHFFFAOYSA-N
SMILES :[K+].S
EPA Substance Registry System :Potassium polysulfide (37199-66-9)

Safety Information

Symbol(GHS): Flame (GHS02)Corrosion (GHS05)Exclamation Mark (GHS07)Environment (GHS09)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H252 Self-heating in large quantities; may catch fire Self-heating substances and mixtures Category 2 Warning P235+P410, P280, P407, P413, P420
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
H400 Very toxic to aquatic life Hazardous to the aquatic environment, acute hazard Category 1 Warning P273, P391, P501
Precautionary statements:
P235 Keep cool.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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.

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Thermo Fisher Scientific Shanghai Macklin Biochemical Co.,Ltd. Hubei Jusheng Technology Co.,Ltd Sigma-Aldrich Shanghai YuanYe Biotechnology Co., Ltd. Beijing Minruida Technology Co., Ltd. Wuhan Hongde Yuexin Pharmatech Co.,Ltd Energy Chemical