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HPLC法测定经皮渗透接受液中双氯灭痛的浓度[J]. 中国药科大学学报, 1994, (6): 342-344.
引用本文: HPLC法测定经皮渗透接受液中双氯灭痛的浓度[J]. 中国药科大学学报, 1994, (6): 342-344.
HPLC Determination of Diclofenac in Transdermal Receiver Solution[J]. Journal of China Pharmaceutical University, 1994, (6): 342-344.
Citation: HPLC Determination of Diclofenac in Transdermal Receiver Solution[J]. Journal of China Pharmaceutical University, 1994, (6): 342-344.

HPLC法测定经皮渗透接受液中双氯灭痛的浓度

HPLC Determination of Diclofenac in Transdermal Receiver Solution

  • 摘要: 采用RP-HPLC以4'-羟基-5-氯双氯灭痛为内标,测定了经皮渗透接受液中双氯灭痛的含量。考察了流动相组成、pH值等对双氯灭痛色谱行为的影响情况。方法简便准确,回收率为98.44%~102.3%,RSD<2.4%,双氯灭痛浓度在0.5~16μg/ml范围内,线性关系良好(r=0.9999),最低检测限50ng/ml。色谱条件为:C(18)Hypersil(5μm,100mm×4.6mm)不锈钢柱,甲醇pH7.0磷酸盐缓冲液(0.05mol/L)(56:44)作流动用,检测波长280nm,进样量20μl。

     

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