1、Sodium hydrosulfide is a white to colorless cubic crystal with a hydrogen sulfide odor. Industrial products are generally solutions and are orange or yellow in color. Hygroscopic. Hydrogen sulfide is released at the melting point. It is readily soluble in water and alcohol.

2、Purity: Commonly in 70% anhydrous form, and some products contain impurities

3、Appearance: Yellow or earthy yellow flaky solid, industrial products are mostly yellow solutions

4、Package: Common specifications include 25 kilograms per bag and 1000 kilograms per ton. Solid products are packed in iron drums, while liquids are packed in tank trucks or plastic drums

5、Used: Auxiliaries used in the dye industry for synthesizing organic intermediates and preparing sulfur dyes. The leather industry uses it for dehairing raw hides and tanning them, and it is also used for wastewater treatment. The fertilizer industry uses it to remove monomer sulfur from activated carbon desulfurizers. It is the raw material for manufacturing semi-finished products of ammonium sulfide and the pesticide ethyl mercaptan. The mining industry is widely used in copper ore beneficiation. It is used in the production of artificial fibers for sulfurous acid dyeing and other aspects.