• High voltage and filament drive faults on 7200B QTOF

    Our 7200B GC-QTOF shutdown overnight the other day. When we came back to the lab, it showed the following faults: 5.31 Main board #1 shutdown 7.5 Filament drive timeout 7.30 Main board #2 internal shutdown 7.31 Ma...
    jonsun
    last modified by jonsun
  • QTOF source will not heat up

    We have just switched our GC-QTOF back on after shutdown following Covid-19. As expected the system is taking a while to get to vacuum as it has been vented for 2 months (it has reached 9.1e-7 after vac down over the ...
    hwhelton
    last modified by hwhelton
  • Software for Agilent 6410B MS

    Hello,   We just acquired our First MS for our 1200 HPLC.      It is the Agilent 6410B.   Can we use Chemstation for the MS or do we have to buy the MassHunter Software?   Any he...
    rbmattila
    last modified by rbmattila
  • Compliance issue with MassHunter software

    We observed an error (Refer Attachment) while creating the methods and opening the existing methods. Later on we came to know that, MassHunter software will not work without enabling "DELETE" option. If we enabling th...
    bhargava.jana
    last modified by bhargava.jana
  • ?a new problem with front inlet shutdown in high efficient GCMS

     Dear colleagues      we encountered a new problem with front inlet shutdown in high efficient GCMS , the inlet itself appear OK before the beginning of run method and still OK during syringe ...
    walleed
    created by walleed
  •    the library search score for a compound is different with different instrument

      .the library search score for a compound is different with different instruments nowadays,in my work we have different types of gc-ms, we bought new gcms 7890B- 5977B HES , when comparing the result of the same...
    walleed
    last modified by walleed
  • Autotune error, start from default

    When tuning the 7200 QToF it encountered an error nearing the end of the autotune. Giving the following messages, see attechments.   A small remark: since venting the system and restart because of maintenance in...
    jurreb
    last modified by jurreb
  • Collection of GC/MS Resources

    Here is a "best of" collection of links to manuals and tools for GC/MS on Agilent.com, for other instruments refer to Collection of Support Documents on Agilent.com.       Collection of GC/MS Resource...
    lcdk
    last modified by mnevill
  • I am working on Agilent LC 1100Series with 6100 single Quad. I have been encountering shutdown error method and MSD extShutdown. I did see lot of people who had experienced error method shutdown with degasser malfunction. However, I did try to disconnect

    I am working on Agilent LC 1100Series with 6100 single Quad. I have been encountering shutdown error method and MSD extShutdown. I did see lot of people who had experienced error method shutdown with degasser malfunct...
    ram2473
    last modified by ram2473
  • 7200B cannot measure 50 Hz profile data

    We have an Agilent 7200B GC-QTOF, and recently added a cryogenic GCxGC modulator and therefore need to speed up the data acquisition rate. However, when collecting profile data in 50 Hz, the system hangs usually abou...
    jonsun
    last modified by jonsun
  • Batch correction

    Hello, when we generally observe a feature intensity drift, i see that people do a Within and between batch correction of LC-MS metabolomics data using some R package. I use agilent masshunter software for the comp...
    sriharshabio
    created by sriharshabio
  • Agilent GCMS rough pump exhaust and GC venting

    This is a compilation of information from many sources about how to properly vent your Agilent GCMS system's rough pump exhaust, the GC inlet split vent and septum purge vent, and the oven heat.       ...
    paulsalverda
    last modified by paulsalverda
  • Pusher/Puller high voltage fault

    After shut down und restart of GC-Q-TOF 7200 I got the message "Pusher high voltage fault" "Puller high voltage fault". Can anyone of you give me some Information what I have to do?
    irs
    last modified by irs
  • Custom Reference Mass List für GC Q-TOF

    I would like to auto recalibrate the spectra during acquisition based on the (known) mass from column bleed. How can I create and use the reference mass list?
    nbohni
    last modified by nbohni
  • Nitrogen consumption for 7200B QTOF?

    The specifications states that the system uses 2-3 L/min of N2 for purging/cooling of electronics. Which electronics does this cover, and is it a constant flow, i.e. also when the instrument is idle? Or is it for cool...
    jonsun
    last modified by jonsun
  • QTOF Flight Tube - Is It Heated and Why?

    HI All,   I heard from a friend that the flight tubes on Agilent QTOF instruments are heated a little bit - default being around 40 deg C. It this true? If so, why are they heated? Is this something that people ...
    jkurutz
    last modified by jkurutz
  • UPS Recommendation for Agilent MSD

    UPS Systems - For use on GC/MS Systems Agilent Technologies does not recommend the use of a UPS or other isolation devices to supply power to a GC, GC/MS or ICP-MS system. These instruments present a highly varying l...
    agilent
    last modified by agilent
  • Using other reagent gases for Chemical Ionization (CI) operation - Applies to 5973A/N MSD

    This document describes the use of reagent gases for chemical ionization (CI) use other than the typical Methane reagent gas. In particular this will describe the use of Isobutane and Ammonia as the reagent gas. Befor...
    agilent
    last modified by agilent
  • Agilent 5975 Mass Selective Detector - Hydrogen Safety

    Hydrogen is a commonly used GC carrier gas. Hydrogen is potentially explosive and has other dangerous characteristics. • Hydrogen is combustible over a wide range of concentrations. At atmospheric pressure, hyd...
    agilent
    last modified by agilent
  • GC/MS Spectral Tilting: What It Is and How It Affects Qualitative and Quantitative Data

    That attached explains what is spectral tilting and how it can affect qualitative and quantitative data.     41342
    agilent
    last modified by agilent