• CP-4900 MicroGC Channel 3 shows -554.7 Autozero value. It has been suggested the TCD may be dead, however the other two TCD's report less than 50. The marketing images for these systems suggest the separate GC channels are swappable. Is this so. Would I b

    CP-4900 MicroGC Channel 3 shows -554.7 Autozero value. It has been suggested the TCD may be dead. It reports no signal, however the other two TCD's report less than 50 Autozero and work fine. The marketing images for ...
    andreaatgalactic
    last modified by andreaatgalactic
  • supply voltage PSI module

    Hello! I have a qustion. how can i see the supply voltage on the module PSI ? Azrael
    azrael
    last modified by azrael
  • alternative capillary column to 20% G24 on support S1AB

    in halothane USP monograph (20% G24 on support S1AB  phase) is required for organic impurities analysis but it is packed column, we want to find alternative capillary column  and as a general question how to...
    saragalal
    last modified by saragalal
  • 8890 GC - four detector

    Hello ! I interesting gc8890 and gc7890.  In datasheet the gc 7890 writing about  posible instal 3 detector maximum, but in datasheet gc 8890 writing about  posible 4 detector. I never see 4...
    azrael
    last modified by azrael
  • pressure air generator and module EPC 7890b

    good day! tell my please.. I have the  air generator and his out pressure consist 52 psi, and and air consumption is 1000 ml/min. the EPC module GC 7890b  work in rang 55-80psi. I have 2 detector FID. Tell...
    azrael
    last modified by azrael
  • Varian 450-GC (instruction manual and software)

    Hello, I would like to know where I can find (or if someone can make me available) the Varian 450-GC equipment manual, which teaches from how to program the equipment to set up an analysis method, to the data processi...
    lucas.bolzon
    last modified by lucas.bolzon
  • Colum termostat 8890gc

    Hello! Such a question for you: It is possible to put more than two columns in a thermostat?  I myself have not encountered. I'm interested.     regards Azrael
    azrael
    last modified by azrael
  • thermostat heating 8890gc

    Hi ! tell my please if open the door thermostate GC in to time of analisys the heating turn off?    Azrael
    azrael
    last modified by azrael
  • Varian

    Hi community,  what is the Agilent part number  - ferrule 28-694570-00 and 89-999570-00 from Varian? I need Agilent part number Aluminum Crunch Washer 15-003347-00 from Varian! For Varian СP-3800. ...
    a.fedulova
    last modified by a.fedulova
  • Fuse, 10 A

    Hi community! Which fuse, 10 Amp use for Agilent 6890N, 5973, 7820?   Thanks!
    a.fedulova
    last modified by a.fedulova
  • G3435-60010 FPD signal board, used with series 7820 and 7890 gas chromatography systems

    Hi community! Help me please, I need part G3435-60010 for Agilent 7890A, this FPD signal board obsolete, no replacement recommendation. Whith new part  FPD signal board for Agilent 7890A or Agilent not product t...
    a.fedulova
    last modified by a.fedulova
  • Can you switch a 7890A from displaying standard flow rates to actual flow rates?

    Our laboratory operates at an altitude well in excess of 2000 meters above sea level. While standard pressure at sea level is ~14 PSI.  Our pressure is ~11.2 PSI.  This is enough of a difference to affect t...
    dprobst
    last modified by dprobst
  • Varian V70 Turbopump. Where is the info ?

    Well, as I did not find any other resource in the Agilent website, I suppose this would be the right place. Everybody know the Agilent acquired Varian Vaccum division, but it would be a reference for everybody to stil...
    angelo
    last modified by angelo
  • Negative peaks in gas analysis with Agilent 490 Micro GC

    Hello lately i have negative peaks problem with my Agilent 490 Micro GC, set up is:   -helium carrier gas -moisture/oxygen filter -column 4m 5CB heated injector -micro TCD detector   I analyze a gas st...
    dmarchini
    last modified by dmarchini
  • Rentention time standard mixture and N-methyl-N-(trimethylsily)trifluoroacetamide (MSTFA)

    Hi everyone,   A lots of GC-MS literatures are using rentention time index for peak identification, anyone can share experience how to prepare rentention time standard mixture? We are using methoxyamine hydrochl...
    sara
    last modified by sara
  • Live Webinar April 24:  Turning Up the Heat on WAX Columns Without Getting Burned

    100 % polyethylene glycol columns, also known as WAX columns, are used for a wide variety of applications, such as industrial chemicals, flavours and fragrances. In comparison to polysiloxane stationary phases, the ma...
    fmavandadi
    last modified by fmavandadi
  • Preserving peak performance of your GC-MS - Webinar On-demand link

    Preventative maintenance is something most chromatographers know is important, especially when it comes to a Gas Chromatography Mass Spectrometry systems. Changing the oil and cleaning the ion source are just two very...
    fmavandadi
    last modified by fmavandadi
  • Strategies for Optimizing your GC System - WEBINAR Dec 13th

    Presenter: Vanessa Abercrombie (Agilent Technologies, USA) Dates: 13 and 14 December, 2016   This event will broadcast live at three different times: Broadcast #1: Tuesday, 13 December, 7 am PST (California) /...
    fmavandadi
    last modified by fmavandadi