Synonym: Ammonium persulfate, Peroxidisulfuric acid diammonium salt
Assay (iodometric): 98.0 %
Identity: passes test
Chloride (Cl): 0.002 %
Heavy metals (as Pb): 0.003 %
Fe (Iron): 0.001 %
Mn (Manganese): 0.0002 %
Residue on ignition (as SO): 0.1 %
solubility | 620 g/l |
density | 1.98 g/cm3 (20 C) |
mp | 120 C (decomposition) |
pH | 3.2 (100 g/l, HO, 20 C) |
bulk density | 900 kg/m3 |
LD 50 oral | LD50 Rat 742 mg/kg |
storage conditions | Store at +15C to +25C. |
CAS Number
7727-54-0
Linear Formula (NH4)2S2O8
Molecular Weight 228.20