Potassium sulfate, 99+%, for analysis, anhydrous powder

Catalog No.	Quantity	Packaging
AC207770050	5 kg	Plastic bottle
AC207775000	500 g	Plastic bottle

Catalog No. AC207770050 Supplier Thermo Scientific Chemicals Supplier No. 207770050

Description

CAS: 7778-80-5 | K2O4S | 174.25 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 7778-80-5
• Molecular Formula: K2O4S
• Molecular Weight (g/mol): 174.25
• MDL Number: MFCD00011388
• InChI Key: OTYBMLCTZGSZBG-UHFFFAOYSA-L
• Synonym: potassium sulfate, dipotassium sulfate, potassium sulphate, sulfuric acid dipotassium salt, sal polychrestum, sulfuric acid, potassium salt, arcanum duplicatum, kalium sulphuricum, caswell no. 702, sulfuric acid, dipotassium salt
• PubChem CID: 24507
• ChEBI: CHEBI:32036
• SMILES: [K+].[K+].[O-]S([O-])(=O)=O

• Boiling Point: 1689.0°C
• Melting Point: 1067.0°C
• Color: White
• pH: 6 to 8 (5% soln. at 20°C)
• Physical Form: Very Fine Crystals or Powder
• Quantity: 5 kg
• Assay Percent Range: 99+%
• Linear Formula: K₂SO₄
• Merck Index: 15, 7793
• Solubility Information: Solubility in water: 110g/L (20°C). Other solubilities: insoluble in alcohol
• IUPAC Name: dipotassium sulfate
• Formula Weight: 174.25
• Percent Purity: ≥99%
• Grade: Analytical
• Packaging: Plastic bottle
• Density: 2.66
• Chemical Name or Material: Potassium sulfate, p.a.

Safety and Handling

EINECSNumber	231-915-5
RTECSNumber	TT5900000
TSCA	TSCA

SDS

RUO – Research Use Only