1) Potassium nitrate (KNO3): 99.5 pct min
2) Moisture: 0.10 pct max
3) Chloride (Cl): 0.01 pct max
...

Molecular formula: KNO3 

Molecular weight: 101.11

Physicochemical properties: Potassium nitrate is colorles crystal or white powder. It is easily soluble in water, and the liquid ammonia but insoluble in anhydrous alcohol. It can not deliquesce in the air. As strong ocidezer, it will burn and explodedhen mixing with organics.

 Product specification: GB/T19001-2000

 Indexes of high purity grade:  

1) Potassium nitrate (KNO3): 99.5 pct min

2) Moisture: 0.10 pct max

3) Chloride (Cl): 0.01 pct max

4) Water insoluble: 0.01 pct max

5) Sulfate (SO4): 0.005 pct min

6) Ferric (Fe): 0.003 pct min

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