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Join the Community and participate in the User Forum. Ask or answer questions about GC/MS, GC/Q-TOF or GC/TQ. For software questions go to the Mass Spectrometry Software forum.

Frequently Asked
  • KristinaBio
    GC offline / Attempt to download method to GC failed
    Not Answered 3 months ago
  • hutchsin
    Got the following error when tuning our 5975C. "Tune action stopped: Gain and offset = 0 and peaks are too narrow!" Vacuum seems fine at 2 e-5. MS also seems to work fine as it identifies the peak correctly...
    Answered over 4 years ago
  • Goldstein
    "Cannot open log for source", Software issue during start up of GC/MS Data Aquisition B.07.01 (GC 7890B MS 5977A Windows 7)
    Answered over 1 year ago
  • aggjsepa
    Is there any way to get firmware for a 5975 MSD? I need version 5.02.12. Thanks.
    Answered over 1 year ago
  • GR_Art
    Error running autotune on Agilent 5977a MSD after filament switch
    Answered over 1 year ago
  • Answered

    High ratio of mass 70 to mass 69 and high mass 69 precursor 0

    109 views
    2 replies
    Latest 7 days ago
    by JamesP
  • Not Answered

    GC-MS 0

    285 views
    7 replies
    Latest 8 days ago
    by paulsalverda
  • Not Answered

    Equation to fill the Headspace loop adequately. 0

    43 views
    0 replies
    Started 11 days ago
    by JF_Fortin
  • Not Answered

    Targeted analyte responce 0

    58 views
    1 reply
    Latest 14 days ago
    by paulsalverda
  • Not Answered

    Internal Standard concentration changed but no values changed? 0

    61 views
    0 replies
    Started 14 days ago
    by Lionz
  • Not Answered

    G7077-67117 HED PS kit unipolal 0

    69 views
    1 reply
    Latest 15 days ago
    by paulsalverda
  • Not Answered

    Source of GCMS Contamination peaks-consistent retention times, m/z's? 0

    118 views
    2 replies
    Latest 18 days ago
    by j.miller-schulze
  • Not Answered

    how do I get the 7890B GC to recognize a new flow controller that I just installed? 0

    55 views
    0 replies
    Started 20 days ago
    by gkellogg
  • Not Answered

    HED Fault 0

    80 views
    0 replies
    Started 21 days ago
    by Mg7
  • Not Answered

    Aging detector limits 0

    162 views
    4 replies
    Latest 22 days ago
    by mariejoelle
  • Suggested Answer

    Inert Extraction Source, What is the difference on instrument sensitivity when performing Atune vs Etune? 0

    125 views
    1 reply
    Latest 26 days ago
    by daniel.nagy
  • Not Answered

    Hi, I'm running a 7890B GC with a 7000D MS. After a collision cell shutdown and reactivation, it won't reach high vacuum or change the MS temp. the GC-MS will run samples and acquire data in this state, so it doesn't seem to be a communication 0

    249 views
    5 replies
    Latest 26 days ago
    by paulsalverda
  • Answered

    Use MS1 or MS2 for a SIM-Method on Agilent 7010 QQQ ? 0

    240 views
    3 replies
    Latest 26 days ago
    by paulsalverda
  • Not Answered

    Dwell time for analysis on GC-ms 0

    81 views
    0 replies
    Started 27 days ago
    by Jaouad
  • Answered

    CI Tip seal and spring on Xtr EI 350 source? 0

    154 views
    3 replies
    Latest 27 days ago
    by paulsalverda
  • Answered

    Pressure from regulator for Collision Cell gas 0

    141 views
    1 reply
    Latest 27 days ago
    by paulsalverda
  • Not Answered

    Hello the autotune is stopping the filament switching on and off twice then HED MS fault appears. What can i do? 0

    106 views
    2 replies
    Latest 27 days ago
    by Mg7
  • Not Answered

    EM Horn replace with different type? 0

    99 views
    2 replies
    Latest 27 days ago
    by Mg7
  • Answered

    Can I use an Agilent 5183-2003 Nitrogen Generator for my 7000C? 0

    137 views
    1 reply
    Latest 1 month ago
    by paulsalverda
  • Not Answered

    Zoom lesson? 0

    142 views
    2 replies
    Latest 1 month ago
    by paulsalverda
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