1) Sodium Nitrate: 99.3 pct min
2) Moisture: 1.8 pct max
3) Water insoluble matter: 0.06 pct max
4) Sodium nitrite...

Molecular formula:NaNO3

Molecular weight: 69.00

Physicochemical properties: It is white or light yellow rhombic of monoclinic crystals. It is easily soluble in water and has strong groscopicity.

Major indexes of industrial grade sodium nitrate: 

1) Sodium Nitrate: 99.3 pct min

2) Moisture: 1.8 pct max

3) Water insoluble matter: 0.06 pct max

4) Sodium nitrite (NaNO2): 0.02 pct max

5) Chloride (Cl): 0.24 pct max

6) Carbonate (Na2CO3): 0.1 pct max

7) Iron (Fe): 0.005 pct max

Packing: 25kg/bag, plastic inside and knitting bag outside, or in terms of customers' requirements.