CASR |
: | 7783-20-2 |
Molecular Formula |
: | (NH4)2SO4 |
Molecular Weight |
: | 132.14 |
| Specifications | |
|---|---|
| Appearance: | Colorless powder or solid |
| Aqueous solubility: | 75 g in 100mL at 20°C |
| Assay: | Min 99.0% |
| pH(5% aq soln), at 25°C: | 5.0 - 6.0 |
| Insoluble matter: | 0.005% Max. |
| Residue after ignition: | 0.005% Max. |
| Chloride(Cl): | 5 ppm Max. |
| Nitrate(NO3): | 0.001% Max. |
| Phosphate(PO4): | 5 ppm Max. |
| Heavy metals (as Pb): | 5ppm Max. |
| Iron(Fe): | 5 ppm Max. |
