西城Magnesium sulphate heptahydrate 0.1-1mm
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Magnesium sulphate heptahydrate（Industrial grade、agricultural grade、 feed grade） |
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|---|---|---|
| Item | Specification | |
| Purity | 99% | 98% |
| MgSO4 | 48.59 | 47.85 |
| MgO | 16.1 | 16 |
| Mg | 9.7 | 9.6 |
| Heavy metal（Pb）%max | 0.0008 | 0.0008 |
| Fe %max | 0.0015 | 0.0015 |
| As %max | 0.0002 | 0.0002 |
| Cl %max | 0.001 | 0.001 |
| PH（5% Solution） | 5-7 | |
| Size |
0.1-1mm,1-3mm,2-4mm Passing rate 90% |
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| Form |
White crystals |
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