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Product name：L（+）Choline Bitartrate
CAS NO.：87-67-2
Structural formula ：[HOCH2CH2N(CH3)3]+[HOOCCHOHCHOHCOO-]
Molecular formula:C9H19NO7
Molecular weight:253.25
Executive standard: enterprise standard
physical property:·Colorless transparent or white phosphorous crystal powder , has the water absorbability. It tastes sour ，no odor or light odor of trimethylamine，soluble in water， slightly soluble in ethanol，Insoluble in Ether, Chloroform and Benzene
Quality index:：
Items of Analysis | Specification |
Appearance | White hygroscopic crystalline powder |
Assay(calculated on the anhydrous basis)% | ≥ 98.0 |
Water % | ≤ 0.50 |
pH（1 in 10） | 3.0-4.0 |
Residue on ignition% | ≤ 0.1 |
Heavy metal （Pb）(mg/Kg) | ≤ 10 |
Arsenic （As）(mg/Kg) | ≤ 0.5 |
Total bacteria count CFU/g | ≤ 1000 |
Coliform group MPN/g | ≤3 |
Manufacturing
