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采用沉淀离心分离法提取样品中呋喃唑酮,再用分光光度法测定含量,可排除制剂中其它成分的干扰。测定结果准确,可靠。平均回收率为99.2%,RSD 为0.54%。
The furazolidone in the sample was extracted by precipitation centrifugation, and the content was determined by spectrophotometry, which could eliminate the interference of other components in the preparation. The results are accurate and reliable. The average recovery was 99.2% and the RSD was 0.54%.