Occurrence of volatile contaminants in recycled poly(ethylene terephthalate) by HS-SPME-GC×GC-QTOF-MS combined with chemometrics for authenticity assessment of geographical recycling regions

• Ben Dong
• Xuefeng Wu
• Siliang Wu
• Hanke Li
• Qi-Zhi Su
• Dan Li
• Qin‐Bao LinJinan University
• Sheng Chen
• Jianguo Zheng
• Lei ZhuChina National Center for Food Safety Risk Assessment
• Huai‐Ning ZhongState Key Laboratory of Pulp and Paper Engineering