Sodium Nitrate
Sodium Nitrate
Molecular Formula: NaNO3，Molecular Weight: 84.99 CAS No.:7631-99-4
Physicochemical Properties: white tiny crystal, permissible to light grayish color or light yellow color. Density: 2.257（20°C）. It is easily soluble in water and aqueous ammonia while slightly dissolves in glycerol and alcohol. It is subject to deliquescence。
Applications and Usages: primarily used in chemical industry, glass industry, metallurgical industry, machinery and dyestuffs industry.
Product Specification:（GB/T4553-1993）
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| Indexes | Superior quality grade | First class grade | Qualified grade |
| Sodium nitrate（based on dried basis），%≥ | 99.7 | 99.3 | 98.5 |
| Chloride（based on dried basis），% ≤ | 0.25 | 0.30 | --- |
| Sodium nitrite（based on dried basis），% ≤ | 0.01 | 0.02 | 0.15 |
| Sodium carbonate（based on dried basis），% ≤ | 0.05 | 0.10 | --- |
| Water content，% ≤ | 1.0 | 1.5 | 2.0 |
| Water insoluble（based on dried basis），% ≤ | 0.03 | 0.06 | --- |
| Ferrum（Fe），%≤ | 0.005 | 0.005 | --- |
Packaging: inside lining is PE film bag and outside is PP knitting bag, 25kg/bag,50 kg/bag.