| CAS: |
541-15-1 |
| Molecular formula: |
C7H15O3N |
| Molecular wight: |
161.20 |
| Structural formula: |
 |
| Quality Standard: |
|
Item
|
USP26
|
EP
|
GB
|
|
Identification
|
infrared
|
infrared or chemical method
|
infrared or chemical method
|
|
pH (5% aqueous solution)
|
5.5～9.5
|
6.5～8.5
|
5.5～9.5
|
|
Specific optical rotation
|
－29o～－32o
|
－29o～－32o
|
－29o～－32o
|
|
Water content
|
≤4%
|
≤1%
|
≤4%
|
|
Purity
|
97～103%
|
98～102%
|
97～103%
|
|
Sodium
|
≤0.1%
|
|
≤0.1%
|
|
Potassium
|
≤0.2%
|
|
|
|
Heavy metal (base on Pb)
|
≤0.002%
|
≤0.001%
|
≤0.001%
|
|
Arsenic
|
≤0.0002%
|
|
≤0.0002%
|
|
Chloride
|
≤0.40%
|
≤0.20%
|
≤0.40%
|
|
Residue on ignition
|
≤0.5%
|
|
|
|
Cyanogen
|
|
|
not detected
|
|
Clarity of solution
|
|
colorless clear
|
|
| Relative material (HPLC) |
|
impurity A ≤0.5%
|
|
| |
other impurities |
|
|
| Properties: |
white crystalline powder, with slight special odor and strong hygroscopicity, easy to deliquesce if exposed in the air, easily soluble in water, ethanol and alkaloid solution, almost insoluble in acetone or ethyl acetate. |
| Application: |
medicine, health products, sports drink, feedstuff additive. |
| Packing: |
25KG carton drum or in accord with cilent's requirements. |
|
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