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Sodium nitrate
Molecular formula:
NaNO3
Physical and chemical properties:
Strong oxidizer, white fine crystal, has characteristics of
deliquescence.
Performing standard:
GB/T4553-2002
Specifications
|
Item |
Fine |
First - class |
Qualified |
|
Appearance |
White fine crystal, light grey or light yellow color
allowable |
|
Sodium nitrate (NaNO3) % ¡Ý |
99.7 |
99.3 |
98.5 |
|
H2O % ¡Ü |
1.0 |
1.5 |
2.0 |
|
Water insoluble matter % ¡Ü |
0.03 |
0.06 |
-- |
|
Chloride (NaCI) % ¡Ü |
0.25 |
0.30 |
-- |
|
Sodium nitrite (NaNO2) % ¡Ü |
0.01 |
0.02 |
0.15 |
|
Sodium carbonate (Na2CO3) % ¡Ü |
0.05 |
0.10 |
-- |
|
Fe % ¡Ü |
0.005 |
-- |
-- |
Usage:
It
can be used as raw material for manufacturing potassium nitrate,
emulsion explosive,
picric acid and dye. It can be used as glass decolorant. In enamel
industry, it is used as flux and oxidizer.
In pharmaceutical industry, it is used as a culture agent of
kanamycin and as nitrogen fertilizer in agriculture.
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