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高效液相色谱法测定枸橼酸他莫昔芬片的含量 总被引:1,自引:0,他引:1
An RP-HPLC method for the quantitative determination of contents of tamoxifeni citrate tablets was devel-oped.The operating conditions are as follows:CN column,250mm×4.6mm;mobile phase:mixture of methanol-water-glacial acetic acid-sodium heptyl sulfonate(340:160:1: 0.5);internal standard,trimethoprim;detectionwaveiength,254nm;and flow rate,0.6mL/min,Coefficient of variaion was1.1%,This method is simple and re-liable. 相似文献
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高效液相色谱法测定盐酸羟甲唑啉滴鼻剂的稳定性 总被引:1,自引:0,他引:1
The stability of oxymetazoline hydrochloride nasal solution was determined by HPLC and the initialaverage rate method. The procedure was carripd out on a 250mm×4. 6mm column with 5μm ODS using wa-ter-methanol-sodium acetate solution(lmol/L)-glacil acetic acid-triethylamine as mobile phase,with UV de-tection at 280nm. The elution was performed at the flow rate of lmL/min. The results show that the expirydate of this preparation is about three years at room temperature. 相似文献
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高效液相色谱法测定富马酸异哌丙吡仑 总被引:2,自引:0,他引:2
采用高效液相色谱法测定富马酸异哌丙吡仑的含量。色谱柱为 DIKMATMRPC18(4 .6 mm× 2 0 cm,5 μm) ,流动相为乙腈 - 0 .5 %十二烷基硫酸钠 -三乙胺 (5 5∶ 4 5∶ 0 .2 ) ,用冰醋酸调 p H值至 7.0± 0 .1;流速为 1.0 m L/ min,检测波长为 2 6 5 nm。该方法回收率为 99.8% ,RSD=0 .4 4%。富马酸异哌丙吡仑在浓度为0 .0 5 92 8— 0 .1383mg/ m L范围内线性关系良好。相关系数为 r=0 .9997。该方法操作简便 ,结果准确可靠。 相似文献
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采用高效液相色谱法测定盐酸二氧异丙嗪的含量。色谱柱为 DIKMATMRPC18(4 .6 mm× 2 0 cm,5 μm) ,流动相为乙腈 - 0 .5 %磷酸二氢钾 -三乙胺 (5 0∶ 5 0∶ 0 .2 ) ,用磷酸调 p H值至 6 .8± 0 .1;流速为1.0 m L/ min,检测波长为 2 6 4nm。该法回收率为 99.6 % ,RSD=0 .6 1%。盐酸二氧异丙嗪在浓度为0 .0 184 8— 0 .0 4 312 mg/ m L范围内线性关系良好。相关系数为 r=0 .9999。该方法操作简便 ,结果准确可靠。 相似文献
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This paper describes an HPLC procedure for the assay of inosini in injection. The assay was carried outon a 250mm×4.6mm column with 5μm ODS using methanol-acetonitrile-water(40:10:50)as mobilephase,with UV detection at 248nm,The elution was performed at the flow rate of 1mL/min. This method issimple and accurate. 相似文献
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