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Determination of gatifloxacin mesylate for injection by RPIC
Author(s): 
Pages: 505-506
Year: Issue:  7
Journal: ANHUI MEDICAL AND PHARMACEUTICAL JOURNAL

Keyword:  反相离子对色谱法甲磺酸加替沙星注射剂;
Abstract: 目的应用反相离子对色谱法(RPIC)测定甲磺酸加替沙星注射剂的含量.方法色谱柱为Alltima C18(5 μm,4.6 mm×150 mm),流动相为甲醇:25 mmol·L-1十二烷基硫酸钠溶液(50∶ 50用磷酸调pH 3.0),检测波长为292 nm,流速为1.0 ml·min-1,柱温40℃.结果甲磺酸加替沙星在 4~ 28 mg·L-1范围内,浓度与峰面积线性关系良好(r=0.9999);平均回收率为100.45 %,RSD=1.85 %(n=3).结论该方法测定结果准确、灵敏、可靠.
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