Sodium nitrate is used in azodyestuff,bleaching agent, metal heat treatment auxiliary agent,and in pharmaceutical industry Sodium nitrate Molecular formula : NaNO3Molecular weight : ... of chemicals, dye and explosive, nitrifier, defoamer, decolor agent, clarificant, flux, chromogenic reagent, antimicrobial agent, antisepticSpecification : ( GB/T4553-1993 )Index namePremium gradeFirst ...