... water % Max0.05 ALIAS: Sodium Hydrosulphide ,Sodium Hydrogen Sulphide, Sodium Hydrogen Sulfide, Sodium Sulfhydrate, Sodium Bisulphide.Predominance:mainly used by mill ... easy to be intenerated,especially less iron , sodium sulfide, sodium carbonate, Insolubles impurity in water.dip-dying in ... hydrogen sulfide. Industrial grade is generally in solution form with pale yellow color, slight rotten egg smell ...