PVC树脂中残留氯乙烯含量分析方法的改进

Improvements on a method for the analysis of residual vinyl chloride content in PVC resins

分析了用固上顶空气相色谱法测定PVC树脂中残留氯乙烯的影响因素,并对分析方法进行了优化,使其便于操作,并提高了检测效率和准确度。

Factors of influencing the determination of residual vinyl chloride content in PVC resin powers by using head-space gas chromatography were analyzed. The analysis method was opti- mized and was easy to operate with high efficiency and accuracy.