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Description
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White crystals, scales, or needles
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Solubility
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2. Solubility Freely soluble in alcohol, in chloroform, and in ether; slightly soluble in water
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Identification 'A'
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i) A salmon-coloured precipitate is formed
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-
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ii) A white precipitate forms in 10 min; This precipitate is soluble in ether
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Assay (on anhydrous basis)
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99.5% - 100.5%
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Residue on ignition
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NMT 0.05%
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Specific tests
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-
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Congealing temperature
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121° - 123°
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Water
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NMT 0.7%
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Readily carbonisable substance
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The solution should has no more color than Matching Fluid Q
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Readily oxidisable substance
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NMT 0.50 mL of 0.10 N potassium permanganate should consumed
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