GC-MS method of testing was carried on quantitative analysis to the monomer purity after being purified finally, the result was revealed that is up to 95% for the purity after being purified.
采用GC - MS测试方法对提纯之后的单体纯度进行定量分析，结果显示为提纯之后的单体纯度达到了95%。
The influence of the purity of graphite electrode on AES analysis is studied thoroughly and reported in this paper. A method for the testing of the purity of graphite electrode is proposed.
石墨电极的纯度对光谱分析的影响只是在一些书中提及，未作试验研究和分析，对电极的纯度的检验未作有效论述。
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