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Pharmcueutical grade magnesium OxideStandard Code: CP2000 Ⅱ Chinese Pharmacopoeia 2000 edition two Molecular Formula: MgO Molecular weight: 40.30 (international atomic weight table at 1993) Appearance: light white powder. Properties: not soluble in water and ethanol, soluble in acid and ammonium salt, moisture absorption, gel placed in the air to absorb moisture and carbon dioxide. Uses: used in the pharmaceutical industry, antacids and laxatives, hyperacidity and duodenal ulcer disease, often prone to cause constipation and use of calcium carbonate with Taiwan. Packaging: plastic bag lined woven bag, net bag containing 20kg. Specifications: Chinese Pharmacopoeia 2000 edition of GB
Index Name | International | Measured results |
Magnesium oxide content (after ignition)%≥ | 96.50 | 98.0 |
Hydrochloric acid content of no solute%≤ | 0.10 | 0.10 |
Loss on ignition %≤ | 5.0 | 3.0 |
Chloride(Cl) %≤ | 0.14 | 0.10 |
Sulfate %≤ | 0.30 | 0.10 |
Phosphate%≤ | Qualified | Qualified |
Fe%≤ | 0.05 | 0.004 |
Pb%≤ | 0.004 | 0.002 |
Calcium oxide%≤ | 0.50 | 0.10 |
As% | 0.0005 | 0.0005 |
Mn%≥ | 0.003 | 0.003 |
Alkalinity | Red | Red |
Magnesium oxide pharmcueutical grade