I have the same problem when the instrument is switched to work at a negative mode. do you think my Medusa power supply also failed? what is the part#? Is G1969-65360 the right part #?
Thanks
Hi Brenda, Whats the total flow setting on the inlet set at? If the total flow is set high because of a high split can be one reason. I suspect this is more of a hardware fault like a blocked split line or a split valve problem. Shutdown #4 This message…
Hello Maybe this question be out-of-date for the current time but I will be appreciate for everyone that can help me. I have few Varian CP-3800 GC in our Lab, unfortunately some of them failed to operate because of electrical board part. I requested these…
In our company we are using a GC-FID Agilent technologies 7820A connected to a Headspace 7697A from Agilent also,
and we are not able to transfer some methods into our system when the carrier gas is Nitrogen.
Our team is in charge of the Method transfers…
Dear Team,
Is it OK to use 8860 system for USP467, residual solvents analysis ? Literature that is available is mainly on 8890 but 8860 can also be used ? Agilent do have a blood alcohol analysis app note on 8860 with HS, 1 SSL, a Tee connection, 2…
Hello,
We just recently got a new tapestation 4150 in our lab, which we're trying to set up. As a part of the setup I rand the full system diagnostics to see if the system is working with the Tapestation Test Tape. Everything runs successfully and the…
Hello dexter91, I need to have the column configuration from your system in order to give you a proper answer: are you using only 1 column with a splitter at the end to split it to the MS and the FID or you have 2 columns configured, 1 for each detector…
Hello,
Please mention the instrument you are trying to work with.
Please see the following for GC:
GC Signal Conversion Factors
Use to convert to display scale units
Use to convert to unscaled…
We currently use Agilent 7890A GC with S/SL injector and FID detector using a capillary column for the analysis of crude oil composition upto C35. The remaining compounds will be reported as C36+. The temperature program is from 30 Deg to 325 Deg, We…
Hello, thanks for update (I wonder if my memories were incorrect,,, Your question is classed "difficult" ...... Let me start easier one! The visible lamp is not required replacing. It seems working without error. that is typical "bulb" , if id is out…
This Information Applies To: Agilent ICP-MS (7700/7800/8800)
Issue
How to replace the Foreline Pump Oil Mist Filter in the DS 402 foreline pump.
Background
The oil mist filter element should be replaced yearly , or when the level of oil in...
This Information Applies To: Agilent ICP-MS (7500/7700/8800)
Issue
How to replace the Forline Pump Oil Mist Filter and Odor Element in the E2M18 or E2M18F?
Background
The oil mist filter and odor element should be replaced yearly, or if the...
This Information Applies To: Agilent ICP-MS (7500/7700/8800)
Issue
How to replace the Forline Pump Oil in the E2M18 or E2M18F?
Background
The E2M18 oil should be replaced at least every three months or when the oil color indicates it needs...
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...