钠化硫(厂)

Characteristics Synonyms: Sodium Sulphide,disodium tetrasulphide;sodium tetrasulfide. Sodium sulfide, inorganic compounds, also known as stink base, stinking soda, yellow alkali, Pure sodium sulfide is a colorless crystalline powder. Strong moisture absorption, soluble in water. Water solution is strongly alkaline reaction. Deliquescent sodium sulfide in the air, and carbonation and deterioration, and continuously released hydrogen sulfide gas. Industrial sodium sulfide containing impurities because of its color, pink, red, yellow. Na2S 60.0% Min Na2CO3 5.0% Max Water Insoluble 0.4% Max Fe 0.15% Max Usage 1 used as reducing agent or mordant agent in making sulphur dyes. 2 used as flotation agent in non-ferrous metallurgical industry 3used as mordant agent for cotton dyeing. 4 used in making phenacetin in pharmacy industry. 5 used for hydriding galvanize in electroplate industry.