Rob Stimpson

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Recent activity by Rob Stimpson Recent activity Votes
  • (GCMS) Consumables(Other)

    Consumables(Other): (Standard sample, Sample pot (For DI(Direct sample inlet device), Rotary pump oil)   • Standard Sample   • Sample Pot (For DI: Direct Sample Inlet Device)   • Rotary Pump Oil

  • (GCMS) Consumables(Ion Source)

    • Ion Source for TQ8050 (NX)/ TQ8040 (NX)/ TQ8030/ QP2020 (NX)/ QP2010 ultra/ QP2010 Plus Appearance   • Ion Source for QP2010 SE/ QP2010/ PARVUM2 Appearance   • Ion Source Common Parts

  • (GCMS) Consumables(Injection)

    • Injection port septum   • Glass inserts (for capillary column)   • Glass insert parts   • Silica wool

  • (GCMS) Shutting Down the Instrument

    1. Shut down the vacuum system.    1) Click the Assistant Bar [Vacuum Control] icon to open the [Vacuum Control] dialog box.          2) Click the [Auto Shutdown] button.      The Shutdown indicato...

  • (GCMS) Starting the Instrument

    This section explains how to start up and shut down an installed instrument. For instruments that do not have a CID, skip that section.   1. Turn on the carrier gas.  1.1 Carrier gas    1) After ve...

  • (GCMS) Basic knowledge of GC/MS analysis

    Click here for following Basic knowledge of GC/MS analysis.   • What does m/z mean? • What are the measure­ment principles of MS? • Why are there decimal points in MS data? • With regard to resolu...

  • (GCMS) RF Temperature Control Error

      (GCMS) "Q1 RF heater has stopped" or "Q3 RF heater has stopped" message appears when connectiong to the MS unit or starting an analysis.   1. The room temperature might be hight (such as over ...

  • (GCMS) "Detector saturated" message appears during analysis

    1. Turn on the filament after solvent has completely eluted. If peaks elute before the solvent, use a time program to turn the filament off and on. 2. Decrease the detector voltage. 3. Reduce the s...

  • (GCMS) No peaks appear, or peaks are too small

    Cause 1: Carrier gas flows? Action 1: If carrier gas is not flowing, please let the carrier gas flow.   Cause 2: Carrier gas leaks. Action 2: Tighten any leaking connections. Click here for Checkin...

  • (GCMS) Autotuning and Analysis Errors

    1. Error message displayed when standard is introduced.   Checks that Filament ON Errors.   2. "Initialization Error" message appears.   When standard not introduced, open PFTBA standard valve.   C...