... leading manufactuer of Sodium Hydrosulphide ,Sodium Hydrogen Sulphide, Sodium Hydrogen Sulfide, Sodium Sulfhydrate Sodium Hydrosulfide Molecular ... FlakeYellowish Flake Synonyms: Sodium Hydrosulphide ,Sodium Hydrogen Sulphide, Sodium Hydrogen Sulfide, Sodium Sulfhydrate, Sodium Bisulphide. ... quality of leather.Producing Method: absorb sulfureted hydrogen(H2S) through subtractive ionic film.Properties: ...