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磺胺醋酰钠眼药水的含量测定,湖北省药品标准1980年版采用永停法(即亚硝酸钠法)。笔者参考南京药学院主编的《药物分析》(人民卫生出版社,1982年出版)42页,采用溴化容量法测定其含量,结果表明,本法与永停法所测得的含量一致。现介绍如下。 1.试剂:N/10溴液,N/10硫代硫酸钠液(均按中国药典1977年版二部附录方法配制与标定)。
Sulfamethoxazole sodium eye drops content determination, Hubei Province Drug Standards 1980 version Yong stop method (ie sodium nitrite method). The author refers to Nanjing Pharmaceutical College editor of “Drug Analysis” (People’s Health Publishing House, 1982) 42 pages, the brominated volumetric method for the determination of its content, the results show that this method is consistent with the measured by the Yong stop method content. Now introduced as follows. 1. Reagents: N / 10 bromine solution, N / 10 sodium thiosulfate solution (both according to the Chinese Pharmacopoeia 1977 edition of the Appendix 2 method of preparation and calibration).