Mass Spectrometry

Mass-to-charge ratio your thing? This is the hub for you. Join in the discussion to exchange ideas about samples, applications and even workflows. Your peers are eager to meet and collaborate with you.
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Forum Posts

lock mass in Q-exactive focus

Hi, We're using Q-exactive Focus. Mass accuracy exceeds 5 ppm within a minimum of 6 hours to a maximum of 2 days after full or mass calibration.So we used the lock mass function, setting the external standard compound injection for an initial slope o...

yumikim by Involved Contributor
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Clean-up procedure for Orbitrap 240

Hi, I have an Orbitrap 240 which I will be using for both proteins and lipids. I wanted to see if you have any clean-up procedures after using lipids that will help keep away any possible contaminations while running proteins? Thanks for your help Ra...

Issues with Exploris control using Chromeleon

We are using Chromeleon 7.2.10 ES to control our Exploris 120 and are encountering two separate problems: Problem 1 occurs when the Exploris is configured with our Thermo Vanquish LC stack in Chromeleon Configuration Manager. We have noticed that aft...

SM by Involved Contributor
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MSACL Activities: Thursday, April 6

Thermo Fisher Scientific will be hosting another exciting early morning breakfast workshop on Thursday, April 6th highlighting New Frontiers for Pathogen Detection using LC-MS from 7:00 - 8:00am in Steinbeck 1 with speakers Dr. Ian Lewis from the Uni...

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MSACL Activities: Wednesday, April 5

Join Thermo Fisher Scientific for our early morning breakfast workshop on Wednesday, April 5th highlighting Promising Clinical Applications of ICP-MS from 7:00 - 8:00am in Steinbeck 1 with speakers Dr. Jessica Colón-Franco from Cleveland Clinic and D...