Magnesium oxide heavy 98.0-100.5% Ph. Eur.
Supplier: VWR ChemicalsSpecification Test Results
Assay (calculated on ignited substance) | 98.0 - 100.5 % |
Appearance | Conforms (see CoA/CoS) |
Untapped bulk density | ≥ 0.25 g/ml |
Identification (Mg) | Passes test |
Appearance of solution | Passes test |
Soluble substances | ≤ 2.0 % |
Substances insoluble in CH3COOH | ≤ 0.1 % |
Cl (Chloride) | ≤ 0.1 % |
SO4 (Sulphate) | ≤ 1.0 % |
Ca (Calcium) | ≤ 1.5 % |
Fe (Iron) | ≤ 0.07 % |
Heavy metals (as Pb) | ≤ 30 ppm |
Loss on ignition (900°C) | ≤ 8.0 % |
Residual solvents | Passes test |
As (Arsenic) | ≤ 4 ppm |
Cd (Cadmium) | ≤ 1 ppm |
Co (Cobalt) | ≤ 1 ppm |
Hg (Mercury) | ≤ 2 ppm |
Ni (Nickel) | ≤ 3 ppm |
Pb (Lead) | ≤ 3 ppm |
V (Vanadium) | ≤ 1 ppm |
Conforms to Ph.Eur. | Passes test |
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