Product Name: Sodium Hydrosulfide (flakes) IUPAC Name: Sodium Hydrosulfide Other Name: Sodium hydrosulphide, Sodium hydrogen sulfide, Sodium hydrogen sulphide CAS NO.: 16721-80-5 EC Number: 240-778-0 UN Number: 2949 Chemical Formula: NaSH·xH2O Molar Mass: 56.06 (as NaSH) Grade Standard: Industrial Grade Purity: 70% min. Fe: 0.003% Max. Water Insolubles: 0.005% max H.S. Code: 2830109000 Solubility: Soluble in water, alcohol, ether Chemical Properties: Reducible and corrosive alkaline substance. Significant deliquescence. High solubility in water and soluble in alcohol. Reacts with oxygen and carbon dioxide gas in the air to form sodium thiosulfate, sodium sulfite and sodium carbonate. Generates hydrogen sulfide gas on contact with acid. Specific Gravity: 1.6 Bulk Specific Gravity: 0.6 Melting Point: 52°C Boiling Point: 160°C Packaging: 25KG/Bag, 22 Metric Tons/20' FCL; 900KG/Bag with Pallets, 18 Metric Tons/20' FCL Place of Origin: Qinyang City, Henan, Province, China (Mainland) Shipping Port: Qingdao Port or Tianjin Port