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Appearance
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A white or almost white, powder
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Solubility
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Slightly soluble in ethanol (95%) and practically insoluble in water;in ether;in chloroform;in acetone
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Identification 'A' & 'B'
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To comply IP test
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Composition of fatty acids
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Sum of stearic acid and plamitic acid (by GC)
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Min 90.0%
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Stearic Acid
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Min 40.0%
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Loss on drying (at 105°C)
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Max 4.0%
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Assay (as CaO)
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9.0 -10.5%
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