Appearance: white of off white crystalline powder
Identification: conform with spectrum of Gabapentin working standard
Assay(HPLC):99.0-102.0%
Heavy metals: not more than 10ppm
Limit of chloride: not more than 0.03%
Residue on Ignition: not more than 0.1%
Moisture: not more than 0.5%
Limitation of ethanol: not more than 0.5%
impurities:CDI: not more than 0.5%
any other unknown individual impurity: not more than 0.1%
Total impurities: not more than 0.5%
Standard: in -house standard