Натрий сероводородный 75%

Product name: Sodium Hydrosulfide Specs: Purity: 75% min (solid) Sodium sulphide: 0.1% max Sodium sulphite: 1% max Sodium carbonate: 0.6% max Insoluble substance in water: 0.005% max Fe:0.003% max Properties: Colorless needle-like crystal,easy to be deliquesced,it will decomposed and release hydrogen disulfide at its melting point ,soluble in water and alcohols, its water solution is strongly alkaline, it will generate hydrogen disulfide when reacting with acids. The industrial good is solution, orange or yellow, bitter taste USE:Used as intermediate compound of dyestuff,various kinds of organic products and auxiliary agent of sulfur dyeing.used in the production of fertilizer and pesticide. Storage: Keep only in closed, properly labeled containers. Do nor store in zinc, aluminum, or copper containers. Store in cool, dry, ventilated area to prevent it from being deliquescent. Separated from acids, acidic materials, oxidizing agents.