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Current location:Products > Potassium Nitrate Powder CAS No:7757-79-1
Potassium Nitrate Powder CAS No:7757-79-1
Potassium Nitrate Powder CAS No:7757-79-1:
Molecular Formula:KNO3
CAS No.: 7757-79-1
Relative Molecular Weight: 101.1
Quality Standard: GB 1918-2011
Place of Origin: Shanxi, China (Mainland)
Potassium Nitrate is colorless crystal or white powder. It is easily soluble in the water,and the liquid ammonia but insoluble in anhydrous alcohol. It can not deliquesce in the air.As strong oxidizer,it will burn and explode when mixing with organics.
|
Index Name
|
First Grade
|
Qualified Grade
|
Agricultural Grade
|
Actual Value
|
|
Purity (KNO3-) % ≥
|
99.4
|
99
|
98
|
99.4
|
|
Water content (H2O) % ≤
|
0.10
|
0.30
|
1.0
|
0.06
|
|
Chloride content (based on Cl) % ≤
|
0.02
|
0.10
|
0.30
|
0.009
|
|
Insoluble substance in water % ≤
|
0.02
|
0.05
|
—
|
0.007
|
|
Sulfate content (based on SO42) % ≤
|
0.01
|
—
|
—
|
0.005
|
|
Fe % ≤
|
0.003
|
—
|
—
|
0.003
|
|
K2O % ≥
|
—
|
—
|
45.5
|
46
|
|
N % ≥
|
—
|
—
|
13
|
13.5
|
|
|
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