HI dheyaaldeen
I am reinstall the chem station software and its work but stel the problem with the FID signal disappear , for more information you need to avice me to resolve this , am working the run without are , H2 , because the cylinder is empty , I want to ask if this thing may be the reason that I couldn't see the signal in the cromotogram? what did you think abut the reason ?
Best Regard 
