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Potassium Sulfate

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Potassium Sulfate
Chemical Product

Potassium Sulfate

Molecular FormulaK2SO4 CAS7778-80-5 Molecular Weight174.26 g/mol g/mol
SynonymsSulfate of Potash, K2SO4
Safety & Hazards (GHS) Danger
Corrosive Corrosive

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Potassium Sulfate is a potassium salt used primarily as a fertilizer and in industrial applications, known for its high solubility in water.
- Fertilizers: Used as a fertilizer to provide both potassium and sulfur to plants. - Chemical Manufacturing: Applied in the production of glass and other chemicals. - Food Industry: Used as a food additive (E514) in certain food products. - Water Treatment: Used to adjust the chemical composition of water in industrial processes.
AppearanceWhite crystalline solid
OdorOdorless
Molecular FormulaK2SO4
Molecular Weight174.26 g/mol
Melting Point1069 °C
Density2.66 g/cm³
SolubilitySoluble in water
Flash PointNot applicable
Chemical StabilityStable under normal conditions
IUPAC Namedipotassium;sulfate
Molecular FormulaK2SO4
Molecular Weight174.26 g/mol g/mol
SMILES[O-]S(=O)(=O)[O-].[K+].[K+]
InChIKeyOTYBMLCTZGSZBG-UHFFFAOYSA-L
  • H318 Causes serious eye damage

⚠️ For information only; not a substitute for the official SDS.

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