Customization: | Available |
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CAS No.: | 6155-35-7 |
Formula: | C6h12o5 |
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Rhamnose, 6-deoxy-L-mannose, also known as methylpentose, is a deoxygenated hexose. It can be obtained from water by hydroxylating mannose. Most of them are L-type in nature, and widely exist in polysaccharides, glycosides, plant gums of plants and polysaccharides on the surface of bacterial cells. Its sweetness is 33% of that of sucrose. It can be used as a sweetener, and can also be used to produce flavors and spices. It is edible.
Testing Items |
Specifications |
Results |
Appearance |
White or almost white crystalline, no odor, freely soluble in water, no observable impurities in normal eyesight |
Correspond |
L-Arabinose content, % |
≥98.0 |
99.104 |
Loss on drying, % |
≤11.0 |
7.7 |
Residue on ignition |
≤0.1 |
0.06 |
Specific rotation, ° |
+7.7~+8.9 |
+8.303 |
Identification |
The RP of the principal spot of the sample solution corresponds to that of standard solution |
Correspond |
Chloride, % |
≤0.005 |
Correspond |
Appearance of solution |
Solution clarification |
Correspond |
Barium, mg/kg |
Any opalescence in the sample solution is not more intense than that in the standard solution |
Correspond |
Acidity, ml |
Consumption of 0.01mol/l sodium hydroxide is not more than 1.5ml |
0.8 |
Total Plate Count , CFU/g |
≤1000 |
Negative |
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