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    • Changing the Inlet Liner on a 6820/6890/7820 GC with a Split/Splitless Inlet

      This Information Applies To: Agilent 6820, 6890, 7820A GC systems with a Split/Splitless (SSL) inlet Issue Non-volatile sample matrix components will accumulate in the inlet liner and impact on analytical performance. The inlet liner should be changed...

    • Calculating the Headspace Sampler GC Cycle Time

      This Information Applies To: Agilent headspace samplers (HS) Issue GC cycle time needs to be calculated correctly. Too short a GC cycle time will reduce sample quality and possibly stop the analysis prematurely. Too long GC cycle time can cause...

    • Setting the IP Address for a 7820A GC

      This Information Applies To: Agilent 7820A GC Issue 7820A GC is designed with simplified keypad that comes with five buttons. They are Stop, Prep Run , Start, Up and Down arrow buttons. Changing the IP address requires a different method compared...

    • How to Install a Capillary Column on 5977 Series GC/MSD

      This Information Applies To: 5977A and 5977B Content: This procedure is to guide the installation of a capillary column on 5977A/B GC/MS with a standard column nut or self-tightening nut. Warning : a. The GC and MS operate at high temperatures...

    • How to Fix "Data system not ready" on 7697A Headspace Sampler

      This Information Applies To: Agilent 7697A headspace sampler Issue During sequence running, there is error message: "Sequence aborted: Data System Not Ready" displayed on the 7697A display screen. Resolution Check GC cycle time. If the GC...
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