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Specifications Product : Magnesium Hydroxide Molecular Formula : Mg(OH)ÂÂ2 Molecular Weight : 58.32 Identification : Positive to tests of Magnesium & Hydroxide Description : A White amorphous powder. Solubility : in-soluble in water, Soluble in Dilute Acids.
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Grades
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IP
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BP
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USP
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Appearance of solution
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Clear
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Clear
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Clear
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Arsenic
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Max 4 ppm
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Max 4 ppm
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-
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Iron
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Max 0.08 %
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Max 0.07 %
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-
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Heavy Metals
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Max 30 ppm
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Max 30 ppm
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Max. 20 μg/gm
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Chloride
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0.1% Max.
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0.1 % Max.
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0.1 % Max.
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Calcium
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-
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1.5 % Max.
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1.5 % Max.
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Lead
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-
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-
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Max. 0.001 %
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Soluble Substance
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1 % Max.
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2.0 % Max.
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10.0 mg Max.
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Carbonates
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-
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No effervescence
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Substance In-soluble in Acetic Acid
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0.1% Max.
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0.1% Max.
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-
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Sulphate
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0.5% Max.
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0.5% Max.
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-
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Loss on Ignition
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30.0 % to 32.5 % @ 900oC
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29.0 % to 32.0 % @ 900oC
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30.0 % to 33.0 % @ 800oC
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Loss on Drying
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-
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-
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Max. 2.0 % @ 105oC for 2 hrs
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Assay
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95.0 % to 100.5 %
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95.0 % to 100.5 %
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95.0 % to 100.5 %
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