西城Magnesium sulfate monohydrate powder
| Magnesium sulfate monohydrate powder（Industrial grade、agricultural grade、 feed grade） | ||||||
|---|---|---|---|---|---|---|
| Item | Level 1 | Level 2 | Level 3 | Level 4 | Level 5 | Level 6 |
| T·MgO %min | 25 | 25 | 25 | 25 | 27 | 27 |
| W·MgO %min | 15 | 18 | 20 | 23 | 25 | 26 |
| S | 12 | 14.4 | 16 | 18.4 | 20 | 20.8 |
| Mg %min | 15.07 | 15.07 | 15.07 | 15.07 | 16.28 | 16.28 |
| MgSO4 %min | 85 | |||||
| PH（5% Solution） | 5-9 | |||||
| Moisture | ≤4.5% | |||||
| Heavy metal（Pb）%max | 0.0008 | |||||
| As %max | 0.0002 | |||||
| Fe %max | 0.0015 | |||||
| Cl %max | 0.001 | |||||
| Form | White powder | |||||
| Size | 2-4mm,2-5mm Passing rate 90% | |||||
