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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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