CASR |
: | 7727-54-0 |
Molecular Formula |
: | (NH4)2S2O8 |
Molecular Weight |
: | 228.19 |
| Specifications | |
|---|---|
| Appearance: | White or colorless solid |
| Aqueous solubility: | 58 g in 100mL at 20°C |
| Assay: | Min. 98.0% |
| Insoluble matter: | 0.005% Max. |
| Residue after ignition: | 0.05% Max. |
| Titrable free acid: | 0.04 meq/g |
| Chloride and chlorate (as Cl): | 0.001% Max. |
| Heavy metals (as Pb): | 0.005% Max. |
| Iron (Fe): | 0.001% Max. |
| Manganese (Mn): | 0.5ppm Max. |
