CAS: 7791-07-3 EC No: 231-511-9 MDL No: MFCD00149164 RTECS: SC9850000 UN No: UN1502; Haz Class: 5.1; Packing Group: II Crystalline Linear Formula: NaClO₄·H₂O MW: 140.48 Melting Point: 130° Density (g/mL): 2.02