Sodium sulfide

Molecular formula : Na2 S.xH 2 O Molecular weight : 78.04 Standard : GB10500-2000

Properties : Anhydrous matter is white crystal,can be dissolved easily, relative density 1.856 ( 14 Celsius degree ) , melting point 1180 Celsius degree .

uses : used as the material of sulfur dyes, dyeing auxiliaries in textile, used in tannage or the making of sodium polysulfide, the cooking agent of papermaking, used in denitration of rayon and reducing of nitrate, the mordant of cotton textile, or used in the making of medicine and sulfide .