Description
D-Mannose
Items | Specification |
Appearance | White crystalline powder |
Identificaiton | Positive |
Clarity | Clear |
Melting point | 126-136 ℃ |
Specific optical rotation | +13.7°~+15.0 ° |
Loss on drying | ≤0.5% |
Residue on ignition | ≤0.1% |
Chloride | ≤0.005% |
Sulfate | ≤0.01% |
Heavy metals | ≤10ppm |
Lead | ≤0.5ppm |
Arsenic | ≤1.5ppm |
Cadmium | ≤0.5ppm |
Mercury | ≤0.1ppm |
Bulk density | 0.3-0.6g/ml |
Tapped density | 0.5-0.8g/ml |
Assay | ≥99.0% |
Total plate count | ≤1000 cfu/g |
Yeasts and mold | ≤100 cfu/g |
Salmonella | negative |
E.coli | negative |