Mannitol
Cas No.：87-78-5;69-65-8
Standard：BP/USP/EP
Molecular Formula: C6H14O6
Molecular Weight: 182.17
Molecular Structure: 
Specification:
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Item
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Standard
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Appearance
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White crystalline powder
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|
Identification A:
Specific optical rotation
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+23°~ +25°
|
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Identification B:
Melting point
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165℃~170℃
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Identification C:
Infrared absorption spectrophotometry
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Conformity
|
|
Identification D: TLC
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Conformity
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Appearance of solution
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Clear and colourless
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Conductivity
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≤20us/cm
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Reducing sugars
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≥12.8 ml
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Related substances:
Sorbitol
Maltitol
Isomalt
Unspecified impurities
Total impurities
|
≤2.0%
≤2.0%
≤2.0%
≤0.10%
≤2.0%
|
|
Lead
|
≤0.5 ppm
|
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Nickel
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≤1 ppm
|
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Loss on drying
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≤0.5%
|
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Microbial contamination:
TAMC
TYMC
Escherichia coli
Salmonella
|
≤100 CFU/g
≤100 CFU/g
Negative
Negative
|
|
Bacterial endotoxins
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<2.5 IU/g
|
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Assay
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98.0% ~ 102.0%
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Packing and Storage: Packed in 25 drums
The product is GMP ceritifctaed.