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by tom jupille » Thu Mar 11, 2021 6:30 pm
Topics
Some phys-chem properties of the components for GC.
by dRima » Thu Apr 28, 2016 3:43 pm
baseline noise and spikes
by dlntx9 » Thu Apr 14, 2016 4:55 pm
Quality of Helium lately
by mtorrey » Wed Apr 13, 2016 6:22 pm
CTC Combipal Method Syringe type
by mike_s » Mon Apr 25, 2016 2:59 pm
GC OFFLINE PROBLEM
by y.ALKHADIRI » Sat Apr 23, 2016 9:20 am
varian 3800 overflow too high
by kamran biotech » Thu Apr 21, 2016 4:59 pm
552.2 surrogate
by Bigbear » Fri Mar 04, 2016 7:36 pm
MS Bakeout
by Gugu » Tue Mar 22, 2016 2:19 pm
DRO Method intergration
by Gugu » Fri Apr 15, 2016 2:10 pm
Agilent G4513
by muGC » Wed Apr 20, 2016 7:29 pm
OI 4660 PT has me (and tech support) stumped
by pacerlaser » Mon Apr 18, 2016 6:22 pm
Re-plumbing from HE to H2 & importance of make-up gas
by dlntx9 » Fri Apr 15, 2016 6:13 pm
Agilent Chemstation system Macro change
by prashster » Mon Apr 18, 2016 1:52 pm
NPD Bead recondicioned for HP5890 GC
by Tempuscrit » Tue Mar 15, 2016 12:56 pm
Agilent 7890A problems
by rfarrel1990 » Thu Mar 24, 2016 12:10 pm
5890 inlet problem pressure fluctuations when purge valve on
by MSCHemist » Wed Apr 06, 2016 3:20 pm
Plunger error - needle gets stuck in the inlet
by MrGC » Thu Apr 14, 2016 3:37 pm
Need help setting flow rates / split ratio on a 5890
by lwd » Wed Apr 13, 2016 6:46 pm
Brass fittings with copper tubing?
by seamoro » Thu Apr 14, 2016 7:29 am
Endrin Breakdown, need help
by MadAsAHatter » Tue Mar 29, 2016 4:23 pm
Parts for HP 7683 ALS
by algae man » Tue Feb 17, 2015 3:10 pm
How to calculate Partiction coefficent ( K ) ?
by mlivio » Sat Apr 02, 2016 1:57 pm
QC samples for EPA method 8081 8082 dual column
by h20labs » Thu Mar 10, 2016 10:58 pm
Leaking Edwards E2M1.5 vacuum pump
by cwehinger » Mon Mar 28, 2016 1:42 pm
Need to replace a 6890GC-FID Electrometer
by Tim Baker » Thu Mar 31, 2016 8:33 am
Chlorohydrin
by MikeSimone » Tue Mar 29, 2016 12:17 pm
8260 - Toluene-d8 loss
by cjm » Tue Feb 16, 2016 9:17 pm
GC-FID active sites Jet?
by MSCHemist » Fri Mar 04, 2016 5:17 pm
FAME analysis problem - blank has same peaks as plasma
by and » Sun Mar 27, 2016 6:35 pm
Misplaced my notes....
by ZnBr2 » Mon Feb 22, 2016 6:45 pm
How do syringe headspacers compare with loop/valve for senst
by MSCHemist » Sat Nov 21, 2015 8:28 pm
Agilent 7890A FID hangs during reboot
by Simon Wicks » Fri Mar 04, 2016 4:16 pm
Thermo Scientific GC-ECD Trace 1310 series
by MadAsAHatter » Tue Mar 22, 2016 6:21 pm
5890 Series II Issue - TCD sensor issue
by alansupra94 » Thu Mar 17, 2016 7:59 pm
Problem with autotune on thermo scientif MS/MS TSQ 8000
by wiclef » Tue Mar 22, 2016 6:07 am
Subtracting blank chromatogram from sample chromatogram in A
by Mister357 » Mon Mar 21, 2016 8:55 pm
facing problem in MTEB ETBE DIPE peak sepation
by jadhavsr » Sat Mar 19, 2016 11:03 am
GC 6890N column installation
by uncle-max » Fri Mar 18, 2016 8:03 pm
Cleaned FID, reinstalled, now no signal on chromatogram
by firkinslab » Tue Mar 15, 2016 6:10 pm
Probe 5973 MSD wont heat
by csmith731 » Tue Mar 15, 2016 12:33 pm
Leak in GC/MS
by MrGC » Fri Mar 11, 2016 3:54 pm
Gc Ms Voc BFB mass 50 fail too low and mass 174 to high
by Carlostek » Fri Mar 18, 2016 2:18 am
Problem with H2 peak - TCD
by msakbo01 » Mon Mar 14, 2016 12:42 am
Air peak in FID
by Nila » Sun Mar 13, 2016 6:26 pm
Ultra Low Sulfur Diesel Content by GCMS
by JWF239 » Tue Feb 23, 2016 9:14 pm
Peaks tailing-problem on fatty acid and ester analyses
by July_M » Mon Mar 07, 2016 9:55 am
Attenuation and FID Range
by kalidassa » Thu Apr 21, 2011 7:34 am
FAME question
by erdno » Tue Mar 01, 2016 2:06 pm
Need Assistance on Totalchrom software GC
by Peter Griffin » Thu Mar 03, 2016 2:47 pm
Sudden decline in resolution in Headspace test
by RoseCity » Fri Jan 29, 2016 1:27 am
7442 topics

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