Combination phase for SPE analysis of PCB
Special combination phase:
SA: strongly acidic cation exchanger based on silica with benzenesulphonic acid modification.
SiOH: unmodified silica for removal of polar compounds.
Recommended application: extraction of PCB from waste oil (hexane extract).
SPE phases CHROMABOND SA/SiOH
SPE phases CHROMABOND SA/SiOH