Product Description

Electronic grade Purity: *8% min Insoluble in acid: 0.2%max Soluble in water:0.1% max Free moisture: 1.0% max Chlorine (Cl):0.2%max Sulphate (SO4):0.2%max Cadmium(Cd):5ppm max Lead (Pb): **0ppm max Iron (Fe):**0ppm max Mercury(Hg):2ppm max Arsenic (As): 5 ppm max Chrome (Cr Ⅵ):2ppm max Particles size (**5 mesh): 0.3% max Industry grade Purity: *8% min Insoluble in acid: 0.2%max Soluble in water:0.1% max Chlorine (Cl):0.2%max Sulphate (SO4):0.2%max Particles size (**0 mesh): 0.3% max Application: Mainly used for electroplating of electricity plate and the production of stainer for glass, ceramic and porcelain. Also, for the production of fireworks, dyes catalysts, lacquer based desulfurizing agent and other nantokites.