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Buy Potassium Nitrate CAS No:7757-79-1
Buy Potassium Nitrate CAS No:7757-79-1

Buy Potassium Nitrate 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)

 

Mainly used in fireworks, gunpowder, match, fuse, wick, tobacco, color TV picture tubes, drugs, chemical reagents, catalysts, ceramic glaze, glass, composite fertilizer, and the foliar spray fertilizer of Economic crops such as Flowers, vegetables, fruit trees and so on. Potassium nitrate is the accessory material of metallurgical industry.

 

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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