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I just start working HPAEC PAD ... first runs ok , +/- 100 samples ... suddenly no retention , only flatline ... I did'n t change the conditions ... What could be the reason ?
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John Guajardo wrote:
Hi Harry64,
Please contact me offline (john.guajardo@thermofisher.com) and I will help you with this issue. Please include a Chromeleon cmb(x) backup file of a few recent injections or sequence when everything was working properly vs. now with the decreased response.
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