SODIUM NITRATE, TECHNICAL, CRYSTALLINE NaNO3

   GOST 828-77

Technical sodium nitrate is produced in two grades depending on application: A grade is used in preparation of fluxes for metal welding/soldering; in production of reagents, pyrotechnic mixtures, optical glass, crystal glass and in production processes in which content of oxidizable substances as NaNo2 is strictly limited. B grade is used in metal etching, melting lump waste tungsten, technical glass fining and in retail sale.