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The simultaneous determination of many kinds of adipate plasticizers in PVC packaging films
Author(s): WANG Cheng-yun
Pages: 21-
25
Year: 2007
Issue:
2
Journal: POLYVINYL CHLORIDE
Keyword: PVC; 增塑剂; 己二酸酯; 偏最小二乘法; 无损定量分析;
Abstract: 利用傅立叶变换红外光谱法--ATR技术测定样品的红外光谱,采用偏最小二乘法对所测的红外光谱进行分析,建立了一种无损快速分析方法,定量地测定聚氯乙烯塑料中多种己二酸酯类增塑剂的含量.该方法测量精密度的变异系数小于6%,测量准确度的变异系数小于2%;并且不受基体的干扰,简单快速,适合于生产流水线的质量控制.
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