Mannitol
CAS: 87-78-5
Molecular formula: C6H14O6
Molecular weight: 182.17
Appearance: White crystalline powder
Identification A:
Specific optical rotation: +23° ~ +25°
Identification B:
Melting point: 165°C ~ 170°C
Identification C:
Infrared absorption:
Spectrophotometry: Conformity
Identification D:
TLC: Conformity
Appearance of solution: Clear and colorless
Conductivity: <20us/cm
Reducing sugars: >12.8 ml
Related substances:
Sorbitol: <2.0%
Maltitol: <2.0%
Isomalt: <2.0%
Unspecified impurities: <0.10%
Total impurities: <2.0%
Lead: <0.5ppm
Nickel: <1ppm
Loss on drying: ≤0.5%
Microbial Contamination:
TAMC: <100 CFU/g
TYMC: <100 CFU/g
Escherichia coli: Negative
Salmonella: Negative
Bacterial endotoxins: <2.5 IU/g
Assay: 98.0% ~ 102.0%
Mesh Size: 95% through 100 mesh
Heavy metals: <5ppm
Chloride: <0.007%
Sulphate: <0.01%
Acidity:
(0.02mol/L NaOH): Conformity
Arsenic: <1ppm