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Background scan with valve to MS open and shut. Pressure reading will tell you about a broken tube/connection.

Marilyn Fogel 

On Jan 7, 2013, at 10:19 AM, Penny Higgins <[log in to unmask]> wrote:

> Thanks, everyone, for your quick responses.
> 
> The consensus is that my reduction reactor is probably broken. I'm cooling things down and getting ready to inspect it.
> 
> I know the autosampler was working, because I watched it go and samples drop.
> 
> I'll be back if that doesn't fix the problem.
> 
> Thanks again,
> 
> ~Penny
> 
> *******************************************************************
>                      Dr. Pennilyn Higgins
>                       Research Associate
> 
>                            "SIREAL"
>  Stable Isotope Ratios in the Environment Analytical Laboratory
> 
>        Department of Earth and Environmental Sciences
>        University of Rochester
>        227 Hutchison Hall
>        Rochester, NY 14627
> 
>                   [log in to unmask]
> 
> Office: 209b Hutchison Hall               Lab: 209 Hutchison Hall
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> 
> Sent from my Windows 7 64-bit desktop computer