... %, 2)appearance:white crystal 3) good quality in competitive price 4) ISO9001 sodium nitrate sellerSodium Nitrate for industry use (NANO3)Property:Appearance ... Water insoluble(based on dried basis),%≤ 0.03 0.06 ------ Sodium nitrite(based on dried basis),% ≤ 0.01 0.02 0 ... .15 Chloride(based on dried basis),% ≤ 0.25 0.30 ----- Sodium carbonate(based on dried basis),%≤ 0.05 0.10 ----- Ferrum ...