Products
Raw Material for Agriculture
|
Grade |
Magnesium sulfate heptahydrate |
Magnesium sulfate pentahydrate |
Magnesium sulfate trihydrate |
Magnesium sulfate dihydrate |
magnesium sulfate monohydrate |
magnesium sulfate anhydrous |
|
Chemical formula |
MgSO4·7H50 |
MgSO4·5H2O |
MgSO4·3H2O |
MgSO4·2H2O |
MgSO4·H2O |
MgSO4·0H2O |
|
Appearance |
white crystalline |
white powder or crystalline |
white powder or crystalline |
white powder or crystalline |
white powder or crystalline |
white powder or crystalline |
|
Main content≥% |
99.5 |
99 |
99 |
99 |
99 |
98 |
|
Magnesium sulfate>% |
48.59 |
56 |
68 |
76 |
86 |
98 |
|
Magnesium oxide=% |
16.2 |
19 |
22.7 |
25.3 |
28.6 |
32.6 |
|
Magnesium=% |
9.8 |
11.31 |
13.65 |
15.23 |
17.21 |
19.6 |
|
PH value |
5.0-9.2 |
5.0-9.2 |
5.0-9.2 |
5.0-9.2 |
5.0-9.2 |
5.0-9.2 |
|
Iron(Fe)% |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
|
Chlorine |
0.014 |
0.014 |
0.014 |
0.014 |
0.014 |
0.014 |
|
Heavy metal (Pb) |
0.0006 |
0.0006 |
0.0007 |
0.0007 |
0.0008 |
0.0008 |
|
Arsenic（As)≤% |
0.0002 |
0.0002 |
0.0002 |
0.0002 |
0.0002 |
0.0002 |
