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Property: 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.
Cas No.: 541-15-1
EINECS No.: 208-768-0
Molecular Formula: C7H15NO3
Molecular Weight: 161.2
Specification:
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 | ¡Ü4% | ¡Ü1% | ¡Ü4% |
Purity | 97¡«103% | 98¡«102% | 97¡«103% |
Sodium | ¡Ü0.1% | ¡Ü0.1% | |
Potassium | ¡Ü0.2% | ||
Heavy metal (base on Pb) | ¡Ü0.002% | ¡Ü0.001% | ¡Ü0.001% |
Arsenic | ¡Ü0.0002% | ¡Ü0.0002% | |
Chloride | ¡Ü0.40% | ¡Ü0.20% | ¡Ü0.40% |
Residue on ignition | ¡Ü0.5% | ||
Cyanogen | not detected | ||
Clarity of solution | colorless clear | ||
Relative material (HPLC) | impurity A ¡Ü0.5% | ||
other impurities |
Package: 25KG Carton or drum or as per buyer¡¯s requests
Application: medicine, health products, sports drink, feedstuff additive.
Copyright 2016 Zhengzhou Friend Biological Engineering Co., Ltd.
