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GC FID 5890 Initally lost pressure

Discussions about GC and other "gas phase" separation techniques.

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GC FID 5890 Initally lost pressure

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mes
s/p line was replaced. restored pressure. however, IS peak area is showing 3x bigger than the analyte area. any comments or additional information you might need to help me

Re: GC FID 5890 Initally lost pressure

avatar
mes
We foung out the split flow was too high. Peaks looked good until the pressure went down again. Next morning retightened nuts, replaced column,pressure back up.
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