Appearance and properties: white to colorless, hydrogen sulphide - smelling cubic crystals; Industrial products are generally in solution, orange or yellow.
Melting point (℃) : 350
Relative density (water = 1) : 1.79
Flash point (℃) : 90
Solubility: soluble in water, soluble in ethanol, ether and so on.
Solubility: 620 g/L (20 ℃)