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6-Deoxy-L-mannose
L(+)Rhamnopyranose
L-Rhamnose
CAS 6155-35-7
Assay 99%min
Packing 25kg/drum
| Test | Specification | |
| Color and lustre | White | |
| Taste and odor | Sweet taste;Compared with the standard sample,the odor is consistent | |
| Status | Uniform crystalline powder | |
| Foreign substance | No visible foreign objects to the naked eye. | |
| Identification | HPLC:Under the Assay determination item,the retention time of the main peak of the test solution should be consistent with that of the reference solution. | |
| IR:The infrared absorption spectrum of the test sample should be consistent with the reference spectrum. | ||
| Solubility | soluble in water | |
| Particle size | 100%pass through 20 mesh | |
| Melting point | 82.0ºC-92.0ºC | |
| Residual solvents | ||
| Ethanol | ≤5000ppm | |
| Specific Rotation | +7.5°~+8.5° | |
| Bulk density | ≥0.50gm/cc | |
| Tapped density | ≥0.80gm/cc | |
| Heavy metals | ≤10ppm | |
| As | ≤1.0ppm | |
| Hg | ≤0.1ppm | |
| Cd | ≤1.0ppm | |
| Pb | ≤3.0ppm | |
| Sulfated ash | ≤0.10% | |
| Water | 9.0%~11.0% | |
| Assay by HPLC | ≥98.0% | |
| Microbiological test: | ||
| Total aerobic microbial count | ≤100 cfu/g | |
| Total yeasts and moulds count | ≤10 cfu/g | |
| E.Coli | Negative | |
| Salmonella | Negative | |
The main uses of L-Rhamnose monohydrate
1.In the field of medicine: antifungal (such as seborrheic dermatitis), immune regulation (assisting cancer treatment), regulation of cholesterol and blood sugar.
2.Food industry: natural low sugar sweeteners, prebiotics (regulating gut microbiota), food flavor enhancers.
3.Research and testing: Glycochemistry research reagents, diagnostic markers for intestinal barrier function.
4.Daily chemical application: antioxidant ingredients in skincare products, delaying skin aging.
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