论文部分内容阅读
该文研究了一种简便、加速测定间羟基苯甲酸的高效液相色谱法.以甲醇水溶液为流动相,230NM处紫外检测.方法的标准偏差为0.19%,变异系数为0.19%;标准加入法回收率为98.3%~101.2%.“,”A simple and rapid method for the detrmination of m - hydroxy benzoic acid by HPLC is described. The W phase consists of methanol- water(70/30. v/v). and the effluent is monitored at 230nm. The standard derivation of the method is 0. 19%and the recoveries are 98.3%- 101 .2%.