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Appearance
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Colourless, hexagonal or needle-like crystals, or crystalline powder; odour, pleasant and characteristic
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Purity (by GC)
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Min 99.0%
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Identifications
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To comply IP, BP tests
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Solubility
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Practically insoluble in water, very soluble in ethanol (96 per cent) and in light petroleum, freely soluble in fatty oils and in liquid paraffin, very slightly soluble in glycerol
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Appearance of solution
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To comply IP, BP tests
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Melting point
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about 43°C
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Acidity or alkalinity
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To comply the test
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Specific optical rotation
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-49.0° to -51.0°
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Related Substances
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To comply IP, BP tests
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Residue on evaporation
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Max 0.05%
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