CAS: 1304-56-9 EC No: 215-133-1 MDL No: MFCD00003457 UN No: UN1566; Haz Class: 6.1; Packing Group: II Powder Molecular Formula: BeO MW: 25.01 Density (g/mL): 3.01

CAS: 7787-56-6 EC No: 236-842-2 MDL No: MFCD00149156 UN No: UN1566; Haz Class: 6.1; Packing Group: II Lump Molecular Formula: BeSO₄·4H₂O MW: 177.14 Density (g/mL): 1.171