Ammonium sulphate (nh4)2so4 500g
It is a laboratory analytical  reagent
| grade | ACS reagent |
| InChI Key | BFNBIHQBYMNNAN-UHFFFAOYSA-N |
| assay | ≥99.0% |
| impurities | ≤0.005% Insoluble matter |
| ign. residue | ≤0.005% |
| pH | 5.0-6.0 (25 °C, 5%) |
| mp | >280 °C (dec.) (lit.) |
| solubility | water: soluble 132 g/L at 20 °C |
| density | 1.77 g/mL at 25 °C (lit.) |
| anion traces | chloride (Cl–): ≤5 ppm |
| nitrate (NO3–): ≤0.001% | |
| phosphate (PO43-): ≤5 ppm | |
| cation traces | Fe: ≤5 ppm |
| heavy metals: ≤5 ppm (by ICP-OES) | |
| storage temp. | room temp |
| SMILES string | N.N.OS(O)(=O)=O |
