Sensibility of GC-HRMS for analysis of dioxins and furans is changing with sample injection. Any idea about what could be possibly happening?

I am currently working with analysis of dioxins, furans and PCBs using a GC-HRMS from Thermo (DFS) and I'm having problems with the detection of some dioxins and furans. What happens is it: I...

07 June 2021 8,022 7 View