CDP-choline(citicoline,cytidine diphosphate choline) This product as the derivative of nucleotide is a cholinergic donor and a neuroprotective agent. It can increase the cerebral blood flow, ameliorate the brain function, reduce the lesions of nerve membranes, improve learning and memory performance, promote the recuperation and revival of the train. In the clinical application it is extensively used for the treatment of the consciousness disorder caused by the brain operation and the cranial trauma, ischemic stroke, Alzheimer`s disease, Parkison`s disease, cognitive disorder in aging and other cerebralascular disease, etc The standard of product quality: Appearance: white crystal powder Assay (dry) :  ≥98.0% Loss on drying:  ≤5.0% Other nucleotides (HPLC):  ≤1.0% Transmission:  ≥97.0% PH: 5.5~7.5 Heavy metals:  ≤10mg/Kg Arsenic (As2O3):  ≤1mg/Kg Bucket: 1kg/bucket, 5kg/bucket   Copyright © 2010 Nantong Qiuzhiyou Bioscience&biotechnology Co., Ltd.