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Appearance
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White crystalline powder
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Solubility
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Freely soluble in water, sparingly soluble in ethanol (95 per cent)
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Identification 'A'
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When heated it melts, swells up and burns and an odour of burnt sugar is perceptible
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Identification 'B'
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A copious red precipitate is formed with potassium cupri tartrate solution
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Appearance and odour of solution
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Solution is clear not more intensly coloured than refrence solution BYS7 and odourless
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Acidity or alkalinity
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NMT 0.15 ml of 0.1M NaOH is required to change the colur of solution to pink
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Specific optical rotation
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+52.5° to +53.3°
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Arsenic (As)
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Max 0.0001%
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Heavy metal
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Max 0.0005%
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Chloride (Cl)
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Max 0.0125%
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Loss on drying (1 g, 105°C, 16h)
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Max 0.5 %
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Sulphite
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To pass IP test
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Barium (Ba)
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To pass IP test
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Foreign sugars, soluble starch and dextrins
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To pass IP test
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Sulphated ash
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Max 0.1%
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Water (H2O)
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Max 0.1 %
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Bacterial endotoxin
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Not more than 0.5 Endotoxin unit/ ml of a 5 % w/v solution
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