The pure product is a colorless orthorhombic crystal. Industrial products are orange or yellow solutions, and solid sodium hydrosulfide with a content of 70% is a light yellow crystal. Has deliquescence, can dissolve in water or alcohol, and its aqueous solution is relatively stable. Water solution exhibits strong acid reaction and is corrosive to human skin.
Usage: It is mainly used as a raw material for the production of ammonium sulfide and pesticide acetic acid alcohol semi-finished products. It is widely used in the mining industry for flotation of copper ore and in the leather industry for hair removal and tanning; Used in the fertilizer industry to remove monomers from activated carbon desulfurizers, and in the production of synthetic fibers for sulfite dyeing. Used as an auxiliary in the synthesis of organic monomers and the preparation of sulfurized dyes in dyes.
Packaging: 25kg/bag, packed in three-layer bags, with plastic inside and woven outside.
Quality standard: HG/T3638-2009