CAJ | 학술논문

采用紫外吸收光谱法定量分析聚丙烯（Polypropylene， PP）中抗氧剂3125的含量，经分析得到PP／抗氧剂3125体系和PP／抗氧剂168（定量）／抗氧剂3125体系中抗氧剂3125的特征波长，并得出了抗氧剂3125含量与特征波长吸光度关系的标准曲线，其相关系数均大于0.98．经试验验证，样品中抗氧剂3125的计算值与测量值相对误差均不超过8％，适用于实际检测的需要．
채용자외흡수광보법정량분석취병희（Polypropylene， PP）중항양제3125적함량，경분석득도PP／항양제3125체계화PP／항양제168（정량）／항양제3125체계중항양제3125적특정파장，병득출료항양제3125함량여특정파장흡광도관계적표준곡선，기상관계수균대우0.98．경시험험증，양품중항양제3125적계산치여측량치상대오차균불초과8％，괄용우실제검측적수요．
Quantitative analysis of the content of antioxidant 3125 in polypropylene was measured by UV absorption spectrum in this paper .The results showed that characteristic wavelength of antioxidants 3125 in PP/antioxidant 3125 and PP/antioxidant 168 ( Quantitative ) /antioxidant 3125 .The standard curve of content of antioxidant 3125 and absorbance were attained , and the correlation coefficient was more than 0.98 .The relative error of calculated value and the measured value of the antioxidant 3125 was less than 8%.it can be applied to practical detection .