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Nitrogen Potassium Compound Fertilizer CAS No:7757-79-1
Nitrogen Potassium Compound Fertilizer CAS No:7757-79-1

Nitrogen Potassium Compound Fertilizer CAS No7757-79-1:

 

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 a chemical compound with the formula KNO3. It is an ionic salt of potassium ions K+ and nitrate ions NO3.
Both nitrate nitrogen and potassium are a large number of elements necessary for the growth of crops, and they have a good coordination effect, which can promote the absorption of crops and other nutrients.

 

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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