Molecular Formula :NaNO3
CAS NO. : 7631-99-4
HS Code: 3102500000
UN No: 1498
Hazard category: 5.1
EINECS NO.: 231-554-3
Properties: This product is white particle with relative molecular weight of 84.99, specific gravity of 2.257 and melting point of 306 ℃. It is easy to deliquescence, soluble in water and liquid nitrogen, and difficult to dissolve in methanol and ethanol. It starts to decompose at 380 ℃, and will burn and explode when it comes into contact with organics, sulfur, etc. It has strong oxidation and irritation.
ITEM |
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Best quality |
First quality |
Qualified quality |
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Content of sodium nitrate(calculated by dry base) %≥ |
99.5 |
99.3 |
98.5 |
Moisture %≤ |
1.0 |
1.5 |
2.0 |
Content of insolubles in water(calculated by dry base) %≤ |
0.03 |
0.06 |
-- |
Content of chloride(NaCl)(calculated by dry base) %,≥ |
0.15 |
0.24 |
-- |
Content of sodium nitrite(calculated by dry base) %≤ |
0.01 |
0.02 |
0.15 |
Content of carbonate (calculated by dry base) %≤ |
0.05 |
0.10 |
-- |
Content of iron (Fe) %≤ |
--- |
0.005 |
0.005 |
Apperance of product |
White fine granular |
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Package and Trade mark |
By woven plastic bag out , and white plastic bag inner |