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中国精品科技期刊2020
黎绍学, 秦俊莲, 曾莹, 陈嘉琪, 罗尔伦, 彭密军. GC-MS测定4类食品接触材料中多环芳烃类化合物的溶出暴露水平[J]. 华体会体育, 2018, 39(14): 194-199. DOI: 10.13386/j.issn1002-0306.2018.14.036
引用本文: 黎绍学, 秦俊莲, 曾莹, 陈嘉琪, 罗尔伦, 彭密军. GC-MS测定4类食品接触材料中多环芳烃类化合物的溶出暴露水平[J]. 华体会体育, 2018, 39(14): 194-199. DOI: 10.13386/j.issn1002-0306.2018.14.036
LI Shao-xue, QIN Jun-lian, ZENG Ying, CHEN Jia-qi, LUO Er-lun, PENG Mi-jun. Determination of the Migration of Polycyclic Aromatic Hydrocarbons in Four Kinds of Food Contact Materials[J]. Science and Technology of Food Industry, 2018, 39(14): 194-199. DOI: 10.13386/j.issn1002-0306.2018.14.036
Citation: LI Shao-xue, QIN Jun-lian, ZENG Ying, CHEN Jia-qi, LUO Er-lun, PENG Mi-jun. Determination of the Migration of Polycyclic Aromatic Hydrocarbons in Four Kinds of Food Contact Materials[J]. Science and Technology of Food Industry, 2018, 39(14): 194-199. DOI: 10.13386/j.issn1002-0306.2018.14.036

GC-MS测定4类食品接触材料中多环芳烃类化合物的溶出暴露水平

Determination of the Migration of Polycyclic Aromatic Hydrocarbons in Four Kinds of Food Contact Materials

  • 摘要: 建立了食品接触材料中16种多环芳烃类化合物溶出暴露的气相色谱质谱联用(GC-MS)分析方法。样品以异辛烷为模拟物,按实际使用情况进行模拟浸泡实验,所得浸泡液用GC-MS进行分析。结果表明,食品接触材料中4种多环芳烃类化合物(萘、菲、荧蒽和芘)存在一定程度的溶出暴露水平,检出率分别为萘24.3%、菲77.1%、荧蒽48.6%、芘44.3%。其中部分食品用容器多环芳烃的溶出水平最高达33545 ng/kg(萘)、46296 ng/kg(菲)、17739 ng/kg(荧蒽)、15594 ng/kg(芘),并发现常规项目蒸发残渣(正己烷)的溶出与多环芳烃的溶出存在一定的正相关关系。萘、菲、荧蒽、芘等四项多环芳烃的方法平均回收率为76.5%~100.7%,相对标准偏差为1.0%~3.5%,本研究方法具有较好的准确度和精密度。

     

    Abstract: A method was established for the analysis of 16 kinds of the polycyclic aromatic hydrocarbons migration in food contact materials by GC-MS. Basing on the actural conditions of use,the sample was taken isooctane as the migration simulation and immersed,analyzed by GC-MS. As the results,there were 4 kinds of PAHs(naphthalene,phenanthrene,fluoranthene and pyrene)had a certain migration exposure level,in the food contact materials and the positive detection rate was 24.3%(naphthalene),77.1%(phenanthrene),48.6%(fluoranthene),44.3%(pyrene). And migration level of food contact container was up to 33545 ng/kg(phenanthrene),46296 ng/kg(phenanthrene),17739 ng/kg(fluoranthene),15594 ng/kg(pyrene),which was found that there was a positive correlation between the dissolution of evaporative residue(hexane)and the dissolution of polycyclic aromatic hydrocarbons. The four kinds of detected PAHs(naphthalene,phenanthrene,fluoranthene and pyrene)had a average recovery between 76.5% and 100.7%,the RSD between 1.0% and 3.5%,this method showed that a good level of accuracy and precision.

     

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