| Applied animal classification: | Aquatic Animals, Livestock, Poultry |
|---|---|
| Certification: | ISO, Fami-QS, SGS |
| Shape: | Powder |
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| Grade Item | Magnesium Sulfate Heptahydrate | Magnesium Sulfate Pentahydrate | Magnesium Sulfate Trihydrate |
| Appearance | White Crystals | White powder Or granule | White powder Or granule |
| Assay/% | ≥99.50 | ≥99.00 | ≥99.00 |
| MgSO4/% | ≥48.59 | ≥56.00 | ≥68.00 |
| MgO/% | ≥16.24 | ≥19.00 | ≥22.70 |
| Mg/% | ≥9.80 | ≥11.31 | ≥13.65 |
| PH(5% Solution) | 5.0~9.2 | 5.0~9.2 | 5.0~9.2 |
| Iron(Fe)/% | ≤0.0015 | ≤0.0015 | ≤0.0015 |
| Chloride(Cl)/% | ≤0.014 | ≤0.014 | ≤0.014 |
| Heavy metal(as Pb)/% | ≤0.0006 | ≤0.0006 | ≤0.0006 |
| Arsenic(As)/% | ≤0.0002 | ≤0.0002 | ≤0.0002 |
| Note: When a user with special requirements for fineness, negotiated by the supply and demand sides | |||
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