![Separations | Free Full-Text | Development of the QuEChERS Extraction Method for the Determination of Polychlorinated Biphenyls (Aroclor 1254) in Soil Samples by Using GC-MS Separations | Free Full-Text | Development of the QuEChERS Extraction Method for the Determination of Polychlorinated Biphenyls (Aroclor 1254) in Soil Samples by Using GC-MS](https://pub.mdpi-res.com/separations/separations-10-00250/article_deploy/html/images/separations-10-00250-ag.png?1681295161)
Separations | Free Full-Text | Development of the QuEChERS Extraction Method for the Determination of Polychlorinated Biphenyls (Aroclor 1254) in Soil Samples by Using GC-MS
![Q-sep QuEChERS Extraction Kit (AOAC), 6 g MgSO4, 1.5 g NaOAc with 50 mL Centrifuge Tube, 50 Packets & 50 Tubes Q-sep QuEChERS Extraction Kit (AOAC), 6 g MgSO4, 1.5 g NaOAc with 50 mL Centrifuge Tube, 50 Packets & 50 Tubes](http://www.restek.com/ccstore/v1/images/?source=/file/v3235309604712681197/products/25848_25850_25852.jpg&height=300&width=300)
Q-sep QuEChERS Extraction Kit (AOAC), 6 g MgSO4, 1.5 g NaOAc with 50 mL Centrifuge Tube, 50 Packets & 50 Tubes
![Q-sep QuEChERS dSPE 15 mL Centrifuge Tube, Contains 900 mg MgSO4, 300 mg PSA, 300 mg C18-EC, 45 mg GCB, 50 Tubes Q-sep QuEChERS dSPE 15 mL Centrifuge Tube, Contains 900 mg MgSO4, 300 mg PSA, 300 mg C18-EC, 45 mg GCB, 50 Tubes](https://www.restek.com/ccstore/v1/images/?source=/file/v3199564809737737522/products/26245.jpg&height=475&width=475&quality=0.8&outputFormat=JPEG)