Chromatography Forum

Posted: **Fri Mar 25, 2005 3:02 pm**

DearSirs

What is the optimum practical velocity of Argon Gas?

With Thanks
nedughatj

Posted: **Mon Mar 28, 2005 5:32 pm**

I believe it will be slightly less than Nitrogen, which can be found from the Van Deemter curve. I would guess ~10cm/sec.

Posted: **Mon Mar 28, 2005 11:13 pm**

I believe it will be slightly less than Nitrogen, which can be found from the Van Deemter curve. I would guess ~10cm/sec.

I agree, but never used in MS/MS or tandem MS. so....Could it be replaced by nitrogen?

carrier gas velocity