Main Item
|
Industry grade
|
Agriculture Grade
|
Ca(NO3)2﹒4H2O
|
99% min
|
99% min
|
Total nitrogen
|
11.5% min
|
11.5% min
|
CaO
|
23% min
|
23% min
|
Water insoluble
|
0.01% max
|
0.01% max
|
PH value
|
4.5-6.5
|
4.5-6.5
|
Heavy metal
|
0.0005% max
|
0.001% max
|
Fe
|
0.002% max
|
0.01% max
|
Sulphate
|
0.02% max
|
0.02% max
|
Chloride
|
0.005% max
|
0.005% max
|