Thank you for your reply. I have not worked much with Gas GCs and I am not that familiar with different parts of it. I have performed leak check around front inlet and inside oven compartments (around columns). There was no leak. Could you please show…
The May 2011 issue of Dissolution Technologies ( https://dissolutiontech.com/DTresour/BackIssuefldr/BackIssuesfrmst.html ) compiles a lot of the thoughts of various agencies regarding the use of the alternate MQ procedure. MQ does have acceptance in most…
This is normal as PONA columns are apolar phases with thin films. For your light HC's < C5 either a thick film (ca. 5 µm) or another phase/column would help, but higher HC's cannot be done then (see also Lance's answer). It's either switching or backflushing…
Hi xiangui Are you running different methods in different worklists, or are the worklists all running the same method? I assume the same method across worklists, but this is not clear in your question.
Does this change in pressure lead to a change in…
Hi danielchsny , Yes power spikes from unscheduled power interruptions can cause damage to sensitive electronic circuits. Another contributing factor is that when power is lost to the LC/MS running under high vacuum the rough pump will stop, causing a…
Hi Carol_Ultivo , There is always a trade-off or balance to be struck between Scan speed, mass resolution and sensitivity in any quadrupole mass filter. So, if you decrease the resolution and keep scan speeds the same you will naturally get an increase…
Yes - it was a bit of a mess - but I was able to fix it. Thanks for the heads up. Not everything could be fixed in the computer portion of the method. I had to go into the GC configuration and fix it there.
Thank you!
This Information Applies To: Agilent ICP-MS MassHunter Software 4.x and 5.x
Issue
ICP-MS Instrument Control or Data Analysis Software will not open, or crashes shortly after opening.
Background
MassHunter uses configuration files to store...
This Information Applies To: Agilent ICP-MS MassHunter Software 4.4 and above (Rev C. and Rev D.)
Issue
The Glitch Resetter resets configuration setting files for MassHunter and can be used when the MassHunter software is exhibiting strange behavior...
This Information Applies To: Agilent ICP-MS MassHunter Software 5.x (Rev D)
Issue
It is best practice to note MassHunter Software Settings before running the Glitch Resetter, renaming MassHunter configuration settings files, or before upgrading...
This Information Applies To: Agilent ICP-MS MassHunter Software 4.x (Rev C)
Issue
It is best practice to note MassHunter Software Settings before running the Glitch Resetter, renaming MassHunter configuration settings files, or before upgrading...
This Information Applies To: Agilent ICP-MS MassHunter Software revisions 4.x and 5.x
Issue
How to clear or archive the acquisition queue? How to resolve queue task file errors?
Background
The Acquisition Queue ( Figure 1 ) lists all tasks...
This Information Applies To: Agilent Fluorescence Detectors G1321A, G1321B, G7121A, G7121B
Issue
This article describes how to diagnose a leak in your fluorescence detector (FLD) module.
Steps to Follow
Confirm the leak error originated in...
This Information Applies To: Agilent ICP-MS MassHunter 5.1 Software, SPS 4 Autosampler
Issue
The SPS-4 autosampler (ALS) may need to be reconfigured after the Glitch Resetter tool is used to reset the software or after a change from a different...
This Information Applies To: Agilent G4208A Instant Pilot
Issue
This article describes how to switch the illumination of the autosampler on or off (if available) using the G4208A Instant Pilot.
Items Required
G4208A Instant Pilot for Agilent...
This Information Applies To: Agilent 7683B Automatic Liquid Sampler
Issue:
O nly use this alignment procedure if the injector hardware configuration has changed or if the Align Mode light comes on.
Agilent does not recommend performing this procedure...
This Information Applies To: Agilent MassHunter data acquisition software and MassHunter Quantitative Data Analysis Software
Issue
This article explains the difference between quantifier and qualifier ions and provides some general guidance on quantifier...