Detailed Product Description   1.       Product Name:sodium nitrite 2.       Certificate:ISO9004 3.       Product Technical Standard :GB/T4553-2002                        sodium nitrate                       Place of Origin : China(Mainland)                       Certificate        : ISO9004                      Product Technical Standard : GB/T45532002                Sodium nitrate for the system potassium nitrate, explosives, picric acid, dyes, medicines used as osmotic pressure regulator    ·                      Colorless, transparent or white microstrip yellow diamond crystal, taste, slightly bitter flavor, easy to deliquescence       Item   Index   Best quality   First quality   Qualified quality   Content of Sodium Nitrate (calculated by dry base)%         99.7   99.3   98.5   Content of Sodium Nitrite (calculated by dry base)%           0.01   0.02   0.15   Content of Chloride (Nacl)  (calculated by dry base)%          0.25   0.30              ___   Content of Insolubles in Water (calculated by dry base)           0.03   0.06              ___   Moisture                        1.0   1.5   2.0   Content of Sodium Carbonate (calculated by dry base)%           0.05   0.10 ___   Content of Iron(Fe)%                       0.005                           ___