D(-)choline bitartrate Structural formula [HOCH2CH2N+(CH3)3]HC4H4O6- Molecular formula C9H19NO7 Moleculat Weight: 253.25 Description White crystalline powder, has sour taste, odorless or with light trimethylamine odor, freely soluble in water, sparingly soluble in ethanol, insoluble ill ether, chloroform and benzene. Application Used as nutrition extender in food and food additives. PACKING In 25kg P/E bags covered with woven bags or kraft bags or in drums.