Synonym: E224, Potassium metabisulfite, Potassium pyrosulfite
CAS Number 16731-55-8
Linear Formula K2S2O5
Molecular Weight 222.32
grade | analytical standard |
assay | 98% (RT) |
form | neat |
shelf life | limited shelf life, expiry date on the label |
application(s) | HPLC: suitable |
gas chromatography (GC): suitable | |
solubility | H2O: soluble200 mg/mL, clear to very slightly hazy, colorless |
format | neat |