|
Value Item |
Premium grade |
First grade |
Second grade |
|
Calcium nitrite[ [Ca(NO2)2 dry ]% |
≥94 |
≥92 |
≥90 |
|
Calcium nitrate[Ca(NO2)2 dry ]% |
<4 |
<5 |
<6 |
|
[Ca(NO2)2 dry ]% |
<1.0 |
<1.0 |
<1.0 |
|
Moisture% |
<1.0 |
<1.0 |
<1.0 |
|
Water insoluble matter% |
<0.6 |
<1.0 |
<1.0 |
Molecular formula : Ca(NO2)2
Molecular weight : 132
Properties : white powder without hydrate
Standard : Q142401/CSC-01-2000
Uses : It is the main material of concrete additive, it can be used in the making of antifreeze, rust inhibitor of steel bar, early strength agent, it also can be used in the washing of heavy oil, emulsification of lube and chemicals
1. antifreeze
2. rust inhibitor of steel bar
3. early strength agent