|
A.R. |
C.P. |
Ca(NO3)2 4H2O,%
 |
99.0 |
99.0 |
| Solubility |
Pass |
Pass |
| Clarity |
Pass |
Pass |
Water insoluble
substances ,%  |
0.003 |
0.01 |
| Chloride(Cl),%
|
0.003 |
0.01 |
| Sulfate (SO4),%
|
0.01 |
0.03 |
| Ammonium salt(NH4),%
|
0.005 |
0.01 |
| Phosphate(PO4),%
|
0.0005 |
0.001 |
| Fe ,% |
0.0002 |
0.0005 |
| Ba ,% |
0.005 |
0.01 |
| Heavy metal( Pb
),% |
0.0005 |
0.001 |
| Alkali metal and
magnesium(in sulfate),% |
0.2 |
0.4 |
|
