Formula: Na2[Fe(CN)5NO] * 2 H2O Grade: ACS, Reag. Ph Eur CAS No.: 13755-38-9 pH: 5 (50 g/l, H2O, 20°C) Solubility: 400 g/l (20°C) (slow decomposition) Molar Mass: 297.95 g/mol Bulk Density: 1000 kg/m3 Density: 1.71 g/cm3 (20°C) Hill Formula: C5FeN6Na2O * 2 H2O