Sodium hydrosulfide 70%min light yellow flakes,we offer the best competitive price Sodium hydrosulfideMolecular formula: NaHS ... water % Max0.05 ALIAS: Sodium Hydrosulphide ,Sodium Hydrogen Sulphide, Sodium Hydrogen Sulfide, Sodium Sulfhydrate, Sodium Bisulphide.Predominance:mainly used by ... to be intenerated,especially less iron , sodium sulfide, sodium carbonate, Insolubles impurity in water.dip- ...