Usage:

1.      in the building materials it is used for manufacturing of plate glass;

2.      in the light industrial ,it is used in the manufacturing of washing powder, STPP, vacuum flask, lamp bulb, white sugar, enamel, leather, domestic glass, paper making, etc;

3.      in the chemical industrial ,it is used in the manufacture of sodium bicarbonate, sodium bichromade, sodium nitrate, sodium nitrite, sodium silicate, boric, etc;

4.      as smelting flux in metallurgy. addition, it is used in picture tube, oil, medicine, Ministry of Defense and Military Production, etc.