Thanks for your reply. The syringe O rings are quite old so I will change them. I was able to overcome the issue by using a pulsed split mode on the inlet. Your other points are very helpful info and give me things to investigate.
Browse the help documentation by using the navigation menu or the links below.
Agilent Community Best Practices
Forum Best Practices
How to Post a Question
How to Reply to a Question
How to Attach Files
How to Configure Notifications…
Use the navigation menu to view our help articles.
Customize Your Email & Live Alert Notifications
Subscribe to Areas of the Agilent Community
Turn on or off Email Notifications
Which Electron Ionization Source Part 1 had questions. Which Electron Ionization Source Part 2 had some answers. Now, let’s talk about each source and tuning.
Stainless Steel/Inert vs. Extractor, Atune vs. Etune - The colored lines in the diagrams …
Hello MLGonzalez ,
In place upgrading for quant was only supported starting at Version 12.0. If you have any versions prior to that you must first uninstall quant before attempting to install a different version. If this was Quant 11.0 for TOF/QTOF…
Weird situation.
My 7890A stopped communication with Chemstation B.04.03 SP2 [106] Windows 7. I am getting a module not found error. I was running fine then just stopped after a reboot.
I moved the instrument to an XP laptop running B.04.03 [16…
Hi Evans! I would like to know if you ever figured out what could have caused the error with the oxygen sensor? We just had the same issue in our labs, and have got a new sensor. We are however hesitant to use the instrument again before we we have an…
This Information Applies To: Agilent Liquid Chromatography (LC) systems
Issue:
Shutting down the HPLC for a long period requires following this general procedure to prevent damage to the system and the column.
Steps to follow:
Store the...
This Information Applies To: Agilent G7129A/B Autosampler with Sample Thermostat/Cooler G7167-60101 or G7167-60005.
Issue:
The autosampler may stop working from time to time, potentially giving off loud noises and switching off the light. The only...
This Information Applies To: Agilent 5977A/B GC/MSD with EI source, EI Extractor Source, or CI Source.
Issue:
During normal operation of the GC/MSD, the source will require cleaning. It is time to clean the source when:
There is a loss in analyte...
This Information Applies To: Agilent HES source, Agilent 5977 Series GC/MSD
Issue:
During normal operation of the GC/MSD, the source will require cleaning. It is time to clean the source when:
There is a loss in analyte response not improving...
This Information Applies To: Agilent 5977 and 5975 Series GC/MSD systems
Issue
The autotune fails and reports the error Tune action stopped: Gain and offset = 0 and peaks are too narrow!
Resolution
The MSD autotune program is run after routine...
This Information Applies To: Agilent ICP-MS systems (7700/7800/7850/7900/8800/8900)
Issue
Condition new or cleaned ICP-MS skimmer cones and sampler cones by aspirating a Conditioning Solution before use.
Background
Drift up can be a sign of...
Turn On the GC/MS Interface and Oven Using OpenLab CDS
Multiple Results
This Information Applies To: Agilent GC/MS instruments controlled by OpenLab CDS software
Issue
Turning on the GC/MS interface heater and Oven using OpenLab CDS software.
Steps to Follow
From the Home tab, click Method > Instrument Setup...
This Information Applies To: Agilent ICP-MS systems (7700/7800/7850/7900)
Issue
The signal monitor function in MassHunter can help with troubleshooting low sensitivity, carry over, contamination, or high background. It can also be used to optimize...
This Information Applies To: Agilent UV detectors (Variable Wavelength Detectors, Multiple Wavelength Detectors, and Diode Array Detectors)
Issue
Checking accumulated hours on the UV lamp.
Steps to Follow
There are four ways to check the accumulated...
This Information Applies To: Agilent 7700/7800/7850/7900/8800/8900 ICP-MS
Issue:
Poor internal standard (ISTD) mixing can cause high relative standard deviation (RSD).
The recommendations in this article are applicable if:
It takes a long...