GC Analysis of PCBs in Transformer Oil on a 5%Phenyl Column after SPE using Supelclean™ Sulfoxide

GC Analysis of PCBs in Transformer Oil on a 5%Phenyl Column after SPE using Supelclean™ Sulfoxide

Conditions

sample preparation SPE (Solid Phase Extraction)
extraction process Sample Pre-treatment: paraffin oil was spiked with a Kanechlor PCB mix at the total levels of 3.7 ppm (mg/kg) and diluted with hexane (1:1 v/v). (Commercial insulation oil (Japan Industrial Standard JIS C2320-1999, insulating oil, Class 1-2/4).)
SPE tube/cartridge Supelclean Sulfoxide SPE Tube, Glass 6 g/20 mL (55252-U)
condition 20 mL acetone; 40 mL of hexane
sample addition transformer oil spiked with PCBs
sample addition 0.4 mL diluted oil sample
elution 12 mL hexane (elutes oil interferences); 25 mL hexane (elutes PCBs)
eluate post-treatment concentrate under nitrogen
column 5% phenyl polysiloxane (Supelco equivalent, SLB-5ms, 28471-U)
detector QMS (For full method details, please see reference (1))

Description

Application Sample Pre-treatment:
Commercial insulation oil (Japan Industrial Standard JIS C2320-1999, insulating oil, Class 1-2/4, paraffin oil) was spiked with a Kanechlor PCB mix at the total levels of 3.7 ppm (mg/kg) and diluted with hexane (1:1 v/v).
Categories Analytical Chromatography, SPE Applications, GC Applications, Dioxins, PCBs, PBDEs, Dioxins/PCBs/PBDEs
Featured Industry Environmental
Legal Information Supelclean is a trademark of Sigma-Aldrich Co. LLC
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suitability application for GC, application for SPE

Materials

     
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