7727-21-1
  • CAS No.:7727-21-1
  • Name:Potassium persulfate
  • Formula:K2O8S2
  • Molecular Weight:270.3218
Information
  • CAS No.:7727-21-1
  • Name:Potassium persulfate
  • Synonyms:Potassium peroxydisulfate;Potassium persulfate 99+ % for analysis;Potassium peroxodisulfate;dipotassium peroxodisulphate;Potassium persulphate;Peroxydisulphuric acid dipotassium salt~Potassium peroxydisulphate
  • Formula:K2O8S2
  • Molecular Weight:270.3218
  • ExactMass:269.83100
  • EINECS:231-781-8
  • PSA:149.62000
  • LogP:0.01660
Properties
  • Density:2.47
  • Melting:1067 °C
  • Boiling:1689 °C
  • Flash:Not°Combustible
  • WaterSolubility:5 g/100 mL (20 oC)
  • Vapour:9.3 (vs air)
Safety
  • HazardSymbols:Xn
  • Risks:R22; R36/37/38; R42/43; R8
  • Safety:5.1
  • Ridadr:UN 1492 5.1/PG 3
  • Rtecs:TT5900000
  • WgkGermany:1
  • PackingGroup:III
  • HazardClass:5.1
  • Customs Code:2833400000
  • Safety instructions:S22-S24-S26-S37
  • Packaging level:III