Potassium dithionite
Encyclopedia
Potassium dithionite or potassium hydrosulfite is a potassium salt of dithionous acid
Dithionous acid
Dithionous acid is a sulfur oxoacid with the chemical formula H2S2O4. It is unstable in pure form, but its salts, known as dithionites, are stable....



The compound has UN number
UN number
UN numbers or UN IDs are four-digit numbers that identify hazardous substances, and articles in the framework of international transport....

 UN 1929. It is an inhibitor of the polyphenol oxidase
Polyphenol oxidase
Polyphenol oxidase is a tetramer which contains four atoms of copper per molecule, and binding sites for two aromatic compounds and oxygen...

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