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Features: 1) Molecular formula: SnO2 2) Properties: white or light yellow powder, melt point is 1,630 degrees, non-dissolve in water, alcohol, alkali liquid, dilute acid, dissolve with strong alkali can create tin acid salt which can be dissolve in water 3) Usage: used as sunshade agent of pigment and glazer in pottery industry; polish agent of marble and glass; electrode material in glass industry, it will increase the strength and wear ability when it is used in opaque glass, frostbite preventive glass and high strength glass; used in producing electronic device (resistance); in producing tin chemical products; in producing catalyst, ion exchanger, mordant for fabric, weight increasing agent Packing: In white plastic barrel, 25kg per barrel, or according to the requirements from customers