摘要
本文报告１５７例吗啡类药物成瘾者采取不同方法戒断或瘾的尿样，经酸性水解后有机溶剂提取，薄层层析定性检查，结果表明本法准确可靠，简便快速。不需特殊设备，适用于基层单位。
A thin layer chromatography(TLC) method for qualitative determinationof morphine in human urine has been improved with the lower limit of detection in 1g.The results obtained from 157 human urine samples with morphine addiction showed thatthe method was accurate, simple and no special equipment was needed.
