Hi Carmen,
Visually check your column in signs of contamination of stationary phase. It looks like your column was too old. In that case you could just reverse the column direction, and put for for long term conditioning at room temperature, then condition…
Hello, I am running residual solvent testing on a product for my company and I am having issues with peak sensitivity. I am running this testing on a 7890/7697 GCHS-FID combo. I am tasked with coming up with a solution to this issue by only adjusting…
Hello,
upon start vacuum sequence. You should hear a clik. This is for BK. Monitor IF/BK meter at that point. it has to go lower than 20 Pa. Then you should hear a second click. This time another valve open. It should rise above 20 Pa. Then after…
Hi Kris, thank you! I tried to upload the screenshot of the version info, but I failed. So I have to type all of them out since I'm not sure which one is useful. Hope it can help!
Agilent OpenLAB Intelligent Reporting A.01.11.138
Agilent OpenLAB CDS…
Hi kalle-h,
Has the method worked well for you in the past? Any changes recently like column trims? Sometimes small pieces of column can get caught inside the modulator fittings and impede flow, which has negative effects on our data.
If your peaks…
Hi All, I'm trying to get the following expression to work in a Qual 10 report (in excel format as that's about the extent of my coding knowledge): =IF(Area<DB_Notes,"Fail","Pass") to flag compounds which are less than a defined minimum peak area (which…
What should you consider when selecting gases for your new GC or GC/MS system?
Which gases will you be using?
Did you c onfirm that gases available are a supported configuration for installation ?
Gas requirements are specified in Site Preparation…
I have proposed system from agilent 7890B to check high purity gases . system consists of TCD , PDHID and FID . me question is do you think that system is complicated and i have risk that if any fault happened the whole system will be down . How to guard…
This Information Applies To: Agilent CI Source
Issue:
During normal operation of the GC/MS, the CI ion source will need to be disassembled to proceed with abrasive ion source cleaning and / or routine replacement of consumable parts (filament and...
This Information Applies To: Agilent OpenLab CDS
Issue
This article will explain how to add a sequence summary report line to a sequence, in Agilent OpenLab CDS, as well as how to configure it so it matches your reporting needs.
Background ...
This Information Applies To: Agilent OpenLab CDS, OpenLab CDS ChemStation, OpenLab CDS EZChrom.
Issue
Process for creating a desktop shortcut for your instruments, with OpenLab software, to enable quick access to your acquisition window.
Background...
This Information Applies To: Agilent LC Systems
Issue
Agilent modules will go into an error status (red status light) when an error condition specific to that module occurs. For example, metering home failed will be specific for the autosampler...
This Information Applies To: Agilent Analytical LC Autosamplers
Issue
To increase the maximum injection volume of an autosampler, there are two ways to do it. While both will provide larger injection volumes, there are advantages and disadvantages...
How to Recover a SubscribeNet Password
Multiple Results
This Information Applies To: Agilent Software products with SubscribeNet license.
Issue
Resolutions for password recovery use if you have: lost your password, been locked out of the account, or you don't know if you have an account with SubscribeNet...
This Information Applies To: Agilent OpenLab CDS, OpenLab CDS EZChrom
Issue
Steps to create a Data Analysis shortcut for one or more of your Projects defined in the OpenLab Control Panel .
Steps to Follow
Open the Control Panel of your...
This Information Applies To: Agilent 6100, 6200, 6400 and 6500 LC/MS Systems
Issue
Error on the Mainboard reporting “Leak Detected”.
Background
The fault “Mainboard #1: Leak Detected” is reported in the Data Acquisition Software Logs ( Figure...
This Information Applies To: Agilent LC/MS Systems
Issue
The MS solvent selection valve (SSV) rotor seal is replaced annually as part of the Preventive Maintenance. It can also be replaced as part of troubleshooting a leak, a flow blockage, or when...
This Information Applies To: All Agilent HPLC modules.
Issue:
The firmware is stored on a HPLC module's mainboard. It's a set of parameters, low-level commands, and functions stored on the internal memory of a HPLC module and required for its operation...