... Minning,Leather Making,Textile Specifications:Sodium hydrosulfide(NaHS) Purity:70%min Fe:30ppm Liquid,flakes,Solid Used in Minning,Leather ... making,Textile industry etc. Product:sodium hydrosulphide Molecular formula:NaHS ... about 350 oC.Sodium sulfhydrate for industrial use is generally liquor in orange or yellow,solid.Light yellow or orange if ...