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Poor Resolution of Carbon disulfide

Posted: Thu Jun 10, 2021 7:56 pm
by jsdelcarmen
Hi!

I just want to ask if any of have experienced a split peak for single compound? I'm running carbon disulfide with GCMS and the resulting peak is distorted. I am pretty sure that there is no coeluting compounds. Any idea on how to solve this? Thank you!

Re: Poor Resolution of Carbon disulfide

Posted: Thu Jun 10, 2021 10:55 pm
by Steve Reimer
I just want to ask if any of have experienced a split peak for single compound? I'm running carbon disulfide with GCMS and the resulting peak is distorted.

Many of us have. Time to check your inlet conditions or maybe your injection technique, or your column, or...
The line is "the more you don't tell us, the more we can't answer"

Re: Poor Resolution of Carbon disulfide

Posted: Tue Jun 15, 2021 9:34 pm
by James_Ball
Are you just injecting carbon disulfide directly in the inlet or are you injecting something else and looking for carbon disulfide as a target analyte?

As Steve said, we need more information to help diagnose the problem.