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Hello Maybe this question be out-of-date for the current time but I will be appreciate for everyone that can help me.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: All Agilent 6000 Series LC/MS Systems without a gate valve for ion capillary installation/removal. For instructions for removing an ion capillary on LC/MS instruments with a gate valve installed, please click here
Issue...
This Information Applies To: Agilent 6000 series LC/MS instruments
Issue:
Cleaning the ion transfer capillary as part of regular maintenance or as part of troubleshooting when a loss of sensitivity in the instrument occurs.
Steps to follow ...
This Information Applies To: Agilent 6000 Series LC/MS systems.
Issue
Efficient electrospray ionization (ESI) in your LC/MS ion source requires a properly adjusted nebulizer needle in good condition. The nebulizer needle is a consumable item in...
This Information Applies To: Agilent 6000 Series LC/MS systems.
Issue
Checking and adjusting the nebulizer needle is part of regular maintenance or troubleshooting tasks. It is suggested when there is an issue with nebulizer spray shape or spray...
This Information Applies To: Agilent Single Quadrupole LC/MS systems controlled by OpenLab CDS software
Issue
How to check and recognize the current Instrument Status of your 6100 Series and InfinityLab LC/MS systems using OpenLab CDS software....
This Information Applies To: Agilent LC/MS Systems
Issue
Contamination of the tune mix or the Calibrant Delivery System (CDS) of your LC/MS system can cause Autotune failures and drops in sensitivity due to ion suppression.
Items Required...
This Information Applies To: Agilent LC/MS Systems
Issue
When there is suspected contamination of the CDS, low tune response, or possible blockage in the CDS, flushing the Calibrant system may be required.
Warning : This procedure risks...
This Information Applies To: Agilent LC/MS System
Issue
Instructions on how to check the level of calibrant in your LC/MS system, and refill the calibrant bottle if necessary.
Requirements
Checking the level of calibrant should be performed...
This Information Applies To: Agilent 6100 Series LC/MS Instruments
Issue
Instructions on how to fill the calibrant bottle in Agilent 6100 Series LC/MS Instruments when calibrant levels are running low.
Background
The ability to autotune your...
This Information Applies To: Agilent 6000 Series LC/MS systems
Issue
The article details the correct tuning mix to use according to your LC/MS system and the source type installed on your system. In cases where Agilent tuning mixes need to be diluted...