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Determination of Strychnine in Zhongfeng Kangfu Tabletby by RP-HPLC
Author(s): QIN Lan-fang, LAI Mao-xiang, LIANG Wei
Pages: 219-
221
Year: 2006
Issue:
3
Journal: GUANGXI SCIENCES
Keyword: 中风康复片; 士的宁; 反相高效液相色谱法;
Abstract: 采用反相高效液相色谱法(RP-HPLC),以Kromasil C18柱(250×4.6mm,5μm)为色谱柱,甲醇-0.05M磷酸二氢钾(25∶75)为流动相,在254nm检测波长,1.0ml/min流速的条件下建立中风康复片中士的宁的含量测定方法.结果表明,中风康复片中士的宁与其它成分分离良好,士的宁在0.072~0.648μg范围内呈良好的线性关系(r=0.9999),测量方法的平均回收率为95.51%,RSD=0.7%(n=6).该方法灵敏度高、操作简单、结果准确,可用于本制剂的质量控制.
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