热裂解气相色谱-质谱联用技术在材料检测中的应用
热裂解气相色谱-质谱联用（pyrolysis gas chromatography-mass spectrometry, Py-GC-MS）技术是将热裂解技术与气相色谱-质谱联用技术相结合。Py-GC-MS不仅适用于常规聚合物的定性检测,还适用于分析难溶以及复杂的有机物质,尤其适用于分析复杂高分子物质。通过改变Py-GC-MS的裂解条件以及结合红外光谱等技术可以对复杂样品进行准确的定性分析。本文介绍了 Py-GC-MS 的发展过程、基本原理、特点、裂解装置的类型及其应用范围,并介绍了该技术在微量物质、食品包装材料和未知物分析中的应用。...
Saved in:
| Published in | 食品安全质量检测学报 Vol. 7; no. 11; pp. 4299 - 4306 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
北京市理化分析测试中心，有机材料检测技术与质量评价北京市重点实验室，北京 100089%北京市理化分析测试中心，有机材料检测技术与质量评价北京市重点实验室，北京 100089
2016
北京市科学技术研究院分析测试技术重点实验室，北京 100089 |
| Subjects | |
| Online Access | Get full text |
| ISSN | 2095-0381 |
Cover
| Summary: | 热裂解气相色谱-质谱联用（pyrolysis gas chromatography-mass spectrometry, Py-GC-MS）技术是将热裂解技术与气相色谱-质谱联用技术相结合。Py-GC-MS不仅适用于常规聚合物的定性检测,还适用于分析难溶以及复杂的有机物质,尤其适用于分析复杂高分子物质。通过改变Py-GC-MS的裂解条件以及结合红外光谱等技术可以对复杂样品进行准确的定性分析。本文介绍了 Py-GC-MS 的发展过程、基本原理、特点、裂解装置的类型及其应用范围,并介绍了该技术在微量物质、食品包装材料和未知物分析中的应用。 |
|---|---|
| Bibliography: | DONG Hai-Feng1, LIU Wei-Li1,2, GAO Xia1,2, ZHOU Ming-Qiang1,2, HU Guang-Hui1,2（1. Beijing Centre for Physical and Chemical Analysis, Beijing Key Laboratory of Organic Materials Testing Technology ＆ Quality Evaluation, Beijing 100089, China; 2. Beijing Academy of Science and Technology Key Laboratory of Analysis and Testing Technology, Beijing 100089, China） 11-5956/TS pyrolysis gas chromatography-mass spectrometry technology; trace substances; food packaging materials Pyrolysis gas chromatography-mass spectrometry （Py-GC-MS） technology is a kind of pyrolysis technology combined with gas chromatography-mass spectrometry. Py-GC-MS is not only suitable for the qualitative detection of conventional polymers, but also suitable for the analysis of refractory and complex of organic matters, especially for the analysis of complex polymer materials. This technology can be used for accurate qualitative analysis of complex samples by changing the pyrolysis conditions of Py-GC-MS and combining with infrared spectroscopy tec |
| ISSN: | 2095-0381 |