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Potassium sulfate

Catalog Number
ACM7778805
CAS Number
7778-80-5
Product Name
Potassium sulfate
Structure
Category
Electrolytes; Glass Additives
Synonyms
Sulfuric acid dipotassium salt
Description
DryPowder; DryPowder, PelletsLargeCrystals; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid;Colourless or white crystals or crystalline powder;COLOURLESS-TO-WHITE CRYSTALS.
IUPAC Name
Dipotassium;sulfate
Molecular Weight
174.26
Molecular Formula
K2O4S
Canonical SMILES
[O-]S(=O)(=O)[O-].[K+].[K+]
InChI
InChI=1S/2K.H₂O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q2*+1;/p-2
InChI Key
OTYBMLCTZGSZBG-UHFFFAOYSA-L
Boiling Point
1689 °C
Melting Point
1067 °C
Flash Point
1689 °C
Purity
99%+
Density
2.66 g/mL at 25 °C (lit.)
Solubility
Freely soluble in water, insoluble in ethanol
Appearance
Colourless or white crystals or crystalline powder
Storage
Inert atmosphere,Room Temperature
Assay
0.98
Color/Form
COLORLESS OR WHITE CRYSTALS, OR WHITE GRANULES OR POWDER;COLORLESS, RHOMBIC OR HEXAGONAL CRYSTALS
Complexity
62.2
Covalently-Bonded Unit Count
3
EC Number
231-915-5;233-558-0
Exact Mass
173.87914262
Formal Charge
0
Heavy Atom Count
7
ICSC Number
1451
MeSH Entry Terms
K(2)SO(4);potassium sulfate;potassium sulfate (1:1);potassium sulfate, 35S-labeled;sulfuric acid, dipotassium salt
Monoisotopic Mass
173.87914262
Odor
Odorless
Other Experimental
TRANSITION POINT: 588 °C;ITS SOLUBILITY IN WATER IS DECR BY KCL OR (NH4)2SO4
Packaging
25 kg
Refractive Index
INDEX OF REFRACTION: 1.494, 1.495, 1.497
Rotatable Bond Count
0
RTECS Number
TT5900000
Stability
Stable.
Storage Conditions
Store at RT.
Topological Polar Surface Area
88.6 Ų
UNII
1K573LC5TV
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