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Magnesium Oxide 98% AR (light) - Details |
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Appearance |
A very light, white odourless powder slightly alkaline readily absorbs moisture and carbon di oxide when exposed to air |
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Assay (as MgO; on ignited basis) |
98.0 -100.5% |
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Identification as per IP |
To pass the test |
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Apparent Volume |
15 gms occupies a volume of 150 ml |
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Appearance of solution |
Solution ‘A’ is not more intensely colour than reference solution BS2 |
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Arsenic (As2O3) |
Max 0.0004% |
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Heavy metal (as Pb) |
Max 0.003% |
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Iron (Fe) |
Max 0.1% |
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Chloride (Cl) |
Max 0.125% |
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Sulphate (SO4) |
Max 1.0% |
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Calcium (Ca) |
Max 1.5% |
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Soluble substance |
Max 2.0% |
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Substance insoluble in acetic acid |
Max 0.1% |
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Loss on ignition |
Max 8.0% |
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Magnesium Oxide Light 96% Extra Pure - Details |
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Appearance |
White powder |
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Assay (as MgO) |
96 - 100.5% |
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Identification |
Passes test |
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Loss on ignition (at 800°C) |
Max 10% |
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Free alkali and soluble salts |
Max 2% |
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Acid insoluble matter |
Max 0.1% |
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Calcium (Ca) |
Max 1.1% |
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Heavy metal (as Pb) |
Max 0.002% |
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Iron (Fe) |
Max 0.05% |
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Residual solvents |
Meets the requirment |
