Formula: NaAsO2 Formula weight: 129.91 UN Number: UN1686 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2841.90 Hazard Statements: H301-H331 Toxic if swallowed. Toxic if inhaled. Precautionary Statements: P261-P301+P310-P304+P340-P311-P405-P501a Avoid breathing…