It is a colourless white salt that is highly soluble in water, much more so than the related potassium salt. It is a strong oxidizing agent that is used as a catalyst in polymer chemistry, as an etchant, and as a cleaning and bleaching agent.
Ammonium pyrosulfate ; CAS No. 10031-68-2
Chemical Name: Ammonium pyrosulfate
CBNumber: CB91453949
Molecular Formula: H5NO7S2
Molecular Weight: 195.16