Customization: | Available |
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CAS No.: | 63-42-3 |
Formula: | C12h22o11 |
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Description
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Result
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Appearance
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White or Almost White Crystalline Powder
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Solubility
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Freely but slowly soluble in water, practically insoluble in ethanol (96%). |
Lactose Content (As anhydrous)
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98.0%-102.0%
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Residue on Ignition
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≤0.1%
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Heavy Metals
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≤5ppm
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Clarify and Color of Solution
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Pass the test
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Optical Rotation
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+54.4°~+55.9 (Dry basis,at 20ºC)
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Add 0.3ml of phenolphthalein TS: the solution is colorless, and not more than 0.4 ml of 0.1 N sodium hydroxide is required to
produce a pink ro red color.
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Loss on Drying
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≤0.5% (2h @80ºC)
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Water
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4.5%-5.5%
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Protein and Light-absorbing Impurities
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210-220nm:≤0.25
270-300nm:≤0.07 |
TAMC
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<100cfu/g
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Molds and Yeasts
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<50cfu/g
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Escherichia Coli
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Absent in 10g
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pH
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4.0-7.0
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Boundary particle size
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Over 200 mesh > 80%
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