USD $100.00-150.00 / Kilogram
d-mannitol:
1.appearance: white or almost white crystals or powder
2.package: 25 kg/drum
3. cas no.: 87-78-5
4. shelf life:24 months
product specification of d- mannitol:
items | standards | ||
assay % | 97-102 | ||
appearance | white or almost white crystals or powder | ||
solubility | freely soluble in water,practically insoluble in ethanol (96 per cent). | ||
specific optical rotation | +23°~ +25° | ||
melting point | 165.0℃~170.0℃ | ||
infrared absorption | conforms | ||
appearance of solution | clear and colorless | ||
conductivity | ≤20μs/cm | ||
reducing sugars | ≤0.1% | ||
a sorbitol(disregard limit≤0.05%) | ≤2.0% | ||
b+c maltitol+isomalt | ≤2.0% | ||
unspecified | ≤0.1% | ||
total(a+b+c+unspecified) | ≤2.0% | ||
nickel | ≤1ppm | ||
heavy metals | ≤5ppm | ||
loss on drying | ≤0.5% | ||
tamc | ≤1000cfu/g | ||
total germs | 3000 cfu/g max | ||
molds and yeast | 100 cfu/g max | ||
e. coli | negative | ||
salmonella | negative | ||
bacterial endotoxins | <2.5iu/g |
packaging: 25 kg/drum
shelf life: 2 years
storage:kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.