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维血口服液是由氯铁血红素、红枣、枸杞子等中药制备而成。临床使用3年多，对缺铁性贫血有较好的疗效。本文报道用分光光度法测定该口服液中的主要成分氯铁血红素含量，为此制剂质量控制提供一种简便可靠的分析方法。1．仪器与试药：751G分光光度计（上海分析仪器厂）；氯铁血
Weixue oral liquid is prepared from traditional Chinese medicines such as hemin, jujube and wolfberry. The clinical use of more than 3 years, has a good effect on iron deficiency anemia. In this paper, the content of hemin in the oral liquid is determined by spectrophotometry, which provides a simple and reliable analytical method for quality control of the preparation. 1. Instruments and reagents: 751G spectrophotometer (Shanghai Analytical Instrument Factory);