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本文报道基于四环素类或头孢菌素类抗生素在硫酸液中与钒酸铵反应而设计的分光光度测定法。本法适用于各种制剂的分析。
This paper reports a spectrophotometric assay based on the reaction of tetracycline or cephalosporin antibiotics with ammonium vanadate in sulfuric acid solution. This law applies to the analysis of various preparations.