Analytical methods

ExperimentID EXA000445
ChemicalID CH0000936
Chemical Name tetra-PCNs
Official Method No
Chromatography GC
Chromatography mfr. 6890, Agilent; 7683, Agilent
Column DB-5ms 60 m x 0.32 mm
Column mfr. Agilent
Detector HRMS
Detector mfr. AutoSpec Ultima, Waters; AutoSpec Premier, Waters
Ionization SIM-EI
Extraction Solvent Extraction
Extraction Details Ultrasonic extraction: Extracted with Acetone. After filtration, wash the residue in Acetone.; Soxhlet Extraction: Extracted with Toluene.
Clean-up 1st Malti-layer column cleanup
Clean-up 1st Details Malti-layer column cleanup: Silica Gel, Copper powder, Silica Gel Sulfate, Anhydrous sodium sulfate; Eluted with Hexane (First fraction), Dichloromethane/Hexane (20:80) (Second fraction)
Clean-up 2nd GPC
Clean-up 2nd Details Gel permeation chromatography: Acetone/Cyclohexane (20:80), Precolumn: Shodex EV-G AC; Column: Shodex EV-2000 AC
Clean-up Spike 13C101,2,3,4-Tetrachloronaphthalene or 1,3,5,7-Tetrachloronaphthalene
Syringe Spike 13C12-PCB#9, #19, #70, #111, #155, #178, or #202
Recovery Correction
Instrument Detection Limit
Instrument Quantification Limit
Method Detection Limit 0.2 pg/g dry
Method Quantification Limit 0.5 pg/g dry
Recovery (CRM)
Recovery (spiked)
Recovery (IS)
Remarks Analysis method: p2; Resolution: 10,000
RegisterDate 2022/7/12
UpdateDate 2022/7/12