Synonym(s): Arsenic trioxide Formula: As2O3 Formula weight: 197.84 Purity: 99.5% (metals basis) CAS Number: 1327-53-3 UN Number: UN1561 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2811.29 Hazard Statements: H300-H350-H314-H318 Fatal if swallowed. May…