stannic oxide
Nota de aplicación
Naturally occuring as tinstone or cassiterite, stannic oxide is the principal ore of tin. It can be artificially obtained as an anhydrous powder when tin is burned in the presence of oxygen, or by igniting stannous hydrate or stannous oxalate. Stannic oxide is used in the manufacture of white glazes and enamels, and as an opacifier. In its pure state is white or light yellow in color.