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: 4150 TapeStation, 4200 TapeStation
Issue
How to deal with a TapeStation Electrode Cartridge change is due warning message.
Background
The Agilent TapeStation controller software will notify users to replace the...
This Information Applies To: Agilent OpenLab CDS
Issue
Sometimes the integration result is not ideal for all injections. This article outlines the step-by-step instruction to manually integrate peaks.
Background
There are 2 ways to integrate...
This Information Applies To: Agilent OpenLab CDS , Agilent OpenLab ChemStation
Issue
Calculation of Area percent or Height percent for uncalibrated compounds in OpenLab software. If all components respond equally in the detector, then Area% and...
This Information Applies To: Agilent ICP-MS (7700/7800/7850/7900/8800/8900)
Issue
How to power off the Agilent ICP-MS Foreline Pump to perform maintenance, or when fully powering off the Agilent ICP-MS System.
Background
The ICP-MS MassHunter...
This Information Applies To: Agilent ICP-MS (7500,7700,8800)
Issue
How to check the E2M18 or E2M18F foreline pump to determine if the pump needs maintenance?
Background
The oil cleanliness and oil level in the E2M18 or E2M18F foreline pump...
This Information Applies To: Agilent ICP-MS (7700/7800/8800)
Issue
How to replace the foreline pump oil in the DS 402.
Background
The DS 402 oil should be replaced at least every 3 months or when the oil color indicates it needs to be changed...
This Information Applies To: Agilent 8890/8860 GC Systems
Issue
How to delete data that is stored on the GC instrument.
Steps to follow
Caution : Before deleting data from your GC, Agilent recommends extraction of data as a backup...
This Information Applies To: 5200, 5300 and 5400 Fragment Analyzer, Femto Pulse and ZAG DNA analyzer
Issue
When no data is available in the Agilent ProSize data analysis software for one or more capillaries, the capillary(ies) could be misaligned...
This Information Applies To: Agilent ICP-MS (7800/7850/7900/8900)
Issue
How to check the MS40+ or MS40-S foreline pump to determine if the pump needs maintenance?
Background
The oil's cleanliness and level, in the MS40+ or MS40-S foreline...
This Information Applies To: Agilent ICP-MS systems (7700/7800/7850/7900/8800/8900)
Issue
Powering on Agilent ICP-MS Systems after maintenance, long-term shutdown, or for power cycling.
Steps to Follow
Confirm that the ICP-MS power plug...