Formula: Na2S xH2O Formula weight: 78.04(anhy) CAS Number: 27610-45-3 UN Number: UN1849 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2830.10 Hazard Statements: H301-H310-H314-H318 Toxic if swallowed. Fatal in contact with skin. Causes severe skin burns and eye…