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Potassium Persulfate

Potassium Persulfate / CAS : 7727-21-1

Appearance Colorless and odorless crystals or white powder UN 1492 5.1/PG 3
HS 2833400000 DG Class 5.1
Synonyms Potassium Peroxydisulfate; Anthion; Potassium Peroxodisulfate; Potassium Peroxydisulphate; Dipotassium Peroxydisulfate; Dipotassium Persulfate; Potassium Persulphate; Peroxydisulfuric acid, Dipotassium salt; Dipotassium Peroxodisulphate; Dipotassium;Sulfonatooxy Sulfate; Potassium Peroxydisulfate (K2(S2O8)); Peroxydisulfuric acid (((HO)S(O)2)2O2) , Dipotassium salt; Peroxydisulfuric acid (((HO)S(O)2)2O2), Dipotassium salt; Peroxydisulfuric acid ([(HO)S(O)2]2O2), Dipotassium salt; Virkon S; Potasium Persulfate; Potassium Persuifate; Potassium Monopersulphate; Potassium Peroxidisulfate; Dipotassium Persulphate; Potassium Persulfate [MI]; Ushagkdgdhpeey-Uhfffaoysa-L; Dipotassium Peroxydisulphate; Potassium Peroxydisulfate, low Nitrogen, ACS; Potassium Persulfate; (Dipotassium Persulfate); Dipotassium [(Sulfonatoperoxy)Sulfonyl]Oxidanide; Peroxydisulfuric acid (((HO)S(O)2)2O2), Potassium salt (1:2); Peroxydisulfuric acid ([(HO)S(O)2]2O2) Potassium salt (1:2)
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Properties

Summary

Formula
K2O8S2
Molecular Mass
270.32200
Exact Mass
269.83100
PSA
149.62000
Logp
0.01660
IUPAC
dipotassium;sulfonatooxy sulfate
SMILES
[O-]S(=O)(=O)OOS(=O)(=O)[O-].[K+].[K+]

Attribute classification

Matter Classification
organic
Category
Inorganic Chemicals > Carbide

Chemical and Physical Properties

Melting Point
1067 °C
Density
2.47
Boiling Point
1689 °C
Flash Point
NotºCombustible
Appearance
Colorless and odorless crystals or white powder

Export information

HS Code
2833400000
Export Rebate
0%
UN No.
1492 5.1/PG 3
DG-Class
5.1
Risk Code
R22; R36/37/38; R42/43; R8
Safety Label
Xn

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