FAQ - Frequently Asked Questions

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Frequently Referenced FAQ

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  • (LCMS) MS Check

    1. Open the front cover. 2. Check the level of the standard sample. WARNING:Do NOT open the standard sample bottle lid while an MS check is o... Show Detail

    • No：8849
    • Date of Issue：2022/06/24 09:31
    • Brached FAQ

  • (LCMS) Mobile Phases Suitable for MS

    The following solvents are generally used for reverse-phase LC/MS (API) systems. • Water • Methanol • Acetonitrile • Formic acid (< 0.1 %) • Acet... Show Detail

    • No：7812
    • Date of Issue：2022/01/21 16:18

  • LCMS Starting the Instrument

    1. Turning the Power ON a) Turn ON the power to each of the LC and MS units. The POWER indication lamp on the front of the instrument will light in gre... Show Detail

    • No：4501
    • Date of Issue：2020/12/09 16:28
    • Last Updated：2022/06/20 10:26
    • Brached FAQ

  • ESI/DUIS spray position adjustment (LCMS)

    You can adjust the spray position by turning the position adjustment knob. To adjust the spray position, first press the adjustment knob so that it pops out... Show Detail

    • No：3300
    • Date of Issue：2020/11/26 14:56
    • Brached FAQ

  • Interpreting tuning results (LCMS)

    A detector voltage of about -1.6 to -3.0 kV is normal. The detector deteriorates and the detector voltage increases at a rate that depends on its conditions... Show Detail

    • No：3299
    • Date of Issue：2020/11/18 15:33
    • Brached FAQ

  • Standard Sample (LCMS)

    For carrying out sensitivity adjustment and atomic mass number adjustment of the instrument uses a mixture of polyethylene glycol 200, 600, 1000, 2000 polypr... Show Detail

    • No：3298
    • Date of Issue：2020/11/13 10:14
    • Last Updated：2022/06/17 13:02

  • Stopping the Instrument (LCMS)

    This section describes the procedure for stopping the instrument's vacuum system and up to turning the power OFF. HINT: The vacuum status affects the instru... Show Detail

    • No：3297
    • Date of Issue：2020/11/13 10:09
    • Last Updated：2022/06/17 14:22

  • LCMS Daily Startup

    This section describes the procedure for everyday startup when the vacuum system of the mass spectrometer has already been started up (the power is ON). ... Show Detail

    • No：4499
    • Date of Issue：2020/11/13 10:04
    • Last Updated：2022/06/17 13:56

  • Daily Shutdown (LCMS)

    HINT: The vacuum status affects the instrument's sensitivity. With the exception of situations where the instrument is not used for a long time, the instrume... Show Detail

    • No：3296
    • Date of Issue：2020/11/13 10:04
    • Last Updated：2022/06/17 14:08

  • Power Outages (LCMS)

    If the 230 V AC power supply to the mass spectrometer is cut off and LabSolutions is set to the automatic recovery mode, the vacuum system will automatically... Show Detail

    • No：3295
    • Date of Issue：2020/11/13 10:01

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