GC–MS法测定塑料及其制品中三(2-氯乙基)磷酸酯  

Determination of Tris(2-chloroethyl) Phosphate in Plastic and Plastic Product by Gas Chromatography–Mass Spectrometry

作　　者：王伟 赵杰 梁永明 王桂苓 Wang Wei;Zhao Jie;Liang Yongming;Wang Guiling(Fuyang Institute of Product Quality Supervision and Inspection, National Recycle Nonferrous Metals Rubber & Plastic Materials Quality Supervision and Inspection Center, Fuyang 236000, China)

机构地区：[1]阜阳市产品质量监督检验所国家再生有色金属橡塑材料质量监督检验中心,安徽阜阳236000

出　　处：《化学分析计量》2017年第4期65-67,共3页Chemical Analysis And Meterage

摘　　要：采用气相色谱–质谱联用法检测塑料及其制品中阻燃剂三(2-氯乙基)磷酸酯的含量。样品采用微波萃取,萃取温度为100℃,时间为10 min,浓缩样品溶液至近干后定容至1 m L,用0.45μm滤膜过滤,采用气相色谱–质谱联用仪进行定性定量分析。三(2-氯乙基)磷酸酯的质量浓度在0.1~10.0μg/mL范围内与色谱峰面积呈良好的线性,线性相关系数为0.999 8,检出限为0.02 mg/kg。空白样品加标回收率为85.1%~94.6%,测定结果的相对标准偏差在1.60%~4.15%(n=7)之间。该方法准确度高,重现性好,可作为塑料及其制品中三(2-氯乙基)磷酸酯的检测方法。The detection methods for tris(2-chloroethyl)phosphate plastic and plastic product by gas chromatography-mass spectrometry was established.Sample was extracted by microwave,the extraction temperature was100℃,the extraction time was10min.Sample solution was concentrated nearly dry to1mL,gas chromatography mass spectrometry was used for qualitative and quantitative analysis after sample being micro-filtrated by0.45μm membrane.The mass concentration of tris(2-chloroethyl)phosphate was linear with chromatographic peak area in the range of0.1-10.0μg/mL,the correlation coefficient was0.9998,the detection limit was0.02mg/kg.The recoveries of the standard working solution in blank samples were85.1%-94.6%,and the relative standard deviation of detection results was1.60%-4.15%(n=7).This method has high accuracy,good reproducibility,it can be used to detect tris(2-chloroethyl)phosphate in plastic and plastic product.

关 键 词：三(2-氯乙基)磷酸酯 塑料及其制品 阻燃剂 微波萃取 

分 类 号：O957.7[理学]