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Potassium persulfate

Potassium persulfate
Other names potassium peroxydisulfate
Molecular formula K2S2O8
Molar mass 270.32 g/mol
Appearance white powder
CAS number [7727-21-1]
SMILES [K+].[O-]S(=O)(=O)OOS(=O)(=O)[O-].[K+]
Density and phase 2.48 g/cm3, solid
Solubility in water 4.7g/100g water
Melting point 100°C (decomposes)
Boiling point  ?
Vapor density 9.30
EU classification not listed
NFPA 704
Except where noted otherwise, data are given for
materials in their standard state (at 25 °C, 100 kPa)
Infobox disclaimer and references

Potassium persulfate (K2S2O8) is a chemical compound. It is a food additive and it is used in organic chemistry as an oxidizing agent for instance in the Elbs persulfate oxidation

Conditions/substances to avoid are: heat, flames, ignition sources, powdered metals, phosphorus, hydrides, organic matter, halogens, acids and alkalis.

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Potassium_persulfate". A list of authors is available in Wikipedia.
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