The characteristics and online applications of gas chromatographic analysis system in the determination of sulfuric acid gas raw material are described. Properly selecting sampling and sample pretreatment systems according to the characteristics of the acid gas can solve the problem of long-term running of gas chromatographic analysis system in the determination of high concentration HZS.%根据酸性气特点设计取样及样品预处理系统,保证气相色谱系统的长周期运行问题.
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