... min with anti-caking agent 25kgs pp/pe bag (25mt/20') hazard class: 5.1 un no. 1498 china origin Sodium Nitrate ... grey or light yellowQuality Index Index ItemIndexHigh-classproductFirst-calssproductQualifiedproductSodium Nitrate content(as dry basis),%,,99.599.398.5Moisture,%,1 ... (as dry basis),%,0.010.020.15Sodium carbonate content(as dry basis),%,0.050.10--Iron content,%,--0.0050.005 sodium nitrate