Synonym: Mascagnite
CAS Number: 7783-20-2
Linear Formula: (NH4)2SO4
Molecular Weight: 132.14
EC Number: 231-984-1
MDL Number: MFCD00003391
Grade: analytical standard
Assay: ≥99.5%
Quality: traceable to NIST SRM 194
Impurities: 21.20%±0.10% total Kjeldahl nitrogen
Loss: ≤0.1% loss on drying, 110°C
pH: 5.0-6.0 (25 °C, 1 M in H2O)
MP: >280 °C (dec.)(lit.)
Solubility: : soluble, clear, colorless
Density: 1.77 g/mL at 25 °C(lit.)