钠Hydrosulphide

1) Product name: Sodium Hydrosulfide 70% yellow flakes2) Synonyms: Sodium Hydrosulphide, Sodium Hydrogen Sulphide, Sodium Hydrogen Sulfide3) H.S.Code: 283010904) Molecular Formula: NaHS5) Property: Colorless needle-like crystal, easy to be deliquesced, it will decomposed and release hydrogen disulfide at its melting point, soluble in water and alcohols, its water solution is strongly alkaline, it will generate hydrogen disulfide when reacting with acids. The industrial good is solution, orange or yellow, bitter taste.6) Use: Used in the synthesis of organic intermediates and in the preparation of auxiliary agent of sulfur dyes; in the leather industry for the removal of hair from hides; in the waste water treatment; it is the raw material to produce ammonium sulphate and ethanethiol(semi-finished products); used in the copper ore beneficiation, also in the sulfurous acid dyeing of manmade fibers. 7) Packing: 25kgs plastic woven bags or 900kg jumbo bags8) Specification:Content(%)72MIN70MINSodium Sulphide(%)2MAX3MAXSodium Sulphite(%)1MAX1.5MAXFerrum(%)0.003MAX0.003MAXSodium Carbonate(%)0.6MAX1MAXWater Insolubles(%)0.005MAX0.005MAX