Sodium nitrate is the raw material for the manufacture of potassium nitrate, mine explosives, picric acid, dyes and so on. Nitrating agent for making dye intermediates. Glass industry used for the production of various glass and its products defoamer, decolorizer, clarifying agent and oxidation flux. The enamel industry is used as oxidant and flux for the preparation of enamel powder. Mechanical industry used as metal cleaning agent, also used in the preparation of black metal bluing agent. Metallurgical industry used as steel and aluminum alloy heat treatment agent. The light industry is used as an accelerant for the manufacture of cigarettes. The rmaceutical industry uses it as a culture medium for penicillin. The fertilizer industry is used as a quick-acting fertilizer suitable for acidic soils