CAS No.: | 7487-88-9 |
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Formula: | Mgso4`7H2O, Dry, Mgso4`Nh2o |
Certification: | CCIC, CIQ, RoHS, ISO |
Purity: | ≥99% |
Type: | Magnesium Sulfate |
Appearance: | Colorless Prismatic or Needle-Shaped Crystal |
Samples: |
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Index | Specification | GB29207-2012 |
Content(MgSO4), w/% ≥ | Contents( As MgSO4 )(After Ignition) | 99.0 |
Heavy metal(Pb),mg/kg ≤ | Heavy Metals(As Pb) | 10 |
(Pb),mg/kg ≤ | Lead | 2 |
(Se),mg/kg ≤ | Se | 30 |
pH (50g/L ) | pH Value(50g/L solution) | 5.5-7.5 |
Chloride(Cl),w/% ≤ | Chloride | 0.03 |
(As),mg/kg ≤ | As | 3 |
(Fe),mg/kg ≤ | Iron | 20 |
Loss on ignition,w% | Loss on Ignition,dry | 22.0-32.0 |
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