Nick,

I need a stand alone quote for the upgrade to a 20-20 with software.


Peter


At 02:00 PM 4/7/2010, you wrote:
>Hi Brett,
>Start with 200uA trap and leave other settings as they were for now.
>Where possible let the system pump overnight before turning on the 
>source but a vacuum 3e-6 mB or better will be OK.
>Wait a few minutes then do a rough source tune.
>A new filament will take a while to stabilize so don't expect much 
>for several hours but it would be good to check the sensitivity and 
>peak shape are as expected in case you have to go back in and adjust something.
>After a few hours re check the tuning and check for stability.
>Cheers
>
>Nick..
>
>Nick Collins
>President
>
>Elemental MS
>12430 N Dowling Rd
>College Station
>TX 77845
>
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>From: Stable Isotope Geochemistry [mailto:[log in to unmask]] 
>On Behalf Of Brett James Kuskopf
>Sent: Wednesday, April 07, 2010 4:51 AM
>To: [log in to unmask]
>Subject: [ISOGEOCHEM] Source parameters for a new filament
>
>Hi all
>Thanks for all the advice regarding what I now know is a completely 
>dead filament.  I guess this email is again specifically directed to 
>IsoPrime CF users.
>
>Does anyone have any recommendations for how I should 'run in' my 
>new filament?  For example do I start the Trap Current at 25uA and 
>work up in 25uA increments/10 minutes with the remaining parameters 
>at standard settings?
>
>Regards
>Brett
>
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