Sodium Hydrosulphide

Molecular formular: NaHS.XH2O

Specification: GB4178-84

Items I II III

NaHS % ≥ 70 70 70

Na2S % ≤ 3.5 3.5 3.5

Fe % ≤ 10ppm 15ppm 30ppm

Packing: (Flakes) 25kg net each in ply-kraft paper bag (coated outside with plastic film) lined with both PP and PE bag inside

Property: Clay-yellow solid fused or flakes. It is corrosive and deliquescent. Its chemical character is unstable unless in water solution. Its water solution shows alkalinity, and will be changed to black liquid at about 350 degree. It is also soluble in alcohol.

Uses: As agent in dyestuff, intermediate in organic products; and also used in tanning, fertilizer and farm chemicals.