Introduction to the application of sodium sulfide in the field of mineral screening_Kain Industrial Additives

pure sodium sulfide anhydrous is in the form of white cubic crystals or particles, while industrial products are in the form of reddish brown or brick red lumps. it is extremely hygroscopic, easily oxidized and discolored in the air, toxic and unstable. easily soluble in water, slightly soluble in alcohol, soluble in water (15.4g/100ml at…