... tempreture 380C and decompisited quickly when heated to 529C.sodium nitrate is Oxidant ,can inflammation and explosive while mixed with ... grey or light yellowQuality Index Index ItemIndexHigh-classproductFirst-calssproductQualifiedproductSodium Nitrate content(as dry basis),%,,99.599.398.5Moisture,%,1. ... .15Sodium carbonate content(as dry basis),%,0.050.10--Iron content,%,--0.0050.005 sodium nitrate