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测定苯酚及其制剂含量一般用溴量法、溴酸钾法或碘量法。我们对三种方法做了试验,在改进某些实验条件后,对实验结果进行比较分析。
Determination of the content of phenol and its general use of bromine method, potassium bromate method or iodometric method. We tested the three methods. After some experimental conditions were improved, the experimental results were compared and analyzed.