7251 topics
Announcements
Welcome!
by tom jupille » Thu Mar 11, 2021 6:30 pm

Stay ahead and improve your skills! Our team will send you tailored information on new separation science methods and applications!

Register now with your professional email address.

Topics
GC Baseline Drift
by uwosh » Tue Oct 25, 2022 4:25 pm
Carrier gas for CO2/H2/methanol/CO/CH4 using TCD and FID
by JGUAN58 » Wed Nov 02, 2022 2:24 pm
deconvolution within Labsolution
by katjas » Tue Nov 08, 2022 7:06 am
Chromatography issues: Thermo GC-MS with helium saver inlet
by shauswirth » Sun Jul 17, 2022 9:17 pm
Switching from He to N2 carrier gas
by VJP » Wed Oct 12, 2022 4:48 pm
Perkin Elmer 2400 CHNS/O elemental analyzer zero read issues
by Bingstudent52 » Thu Oct 27, 2022 5:27 pm
retention time drift, baseline deterioration, loss of resolu
by kaliakon » Tue Oct 25, 2022 6:03 am
GCMS: Toluene peaks showing up in every run
by kennedy-pverde » Thu Oct 13, 2022 11:14 am
How did we get 0.53mm i.d. columns
by Arne » Tue Mar 02, 2021 9:19 pm
Help with AB 4000 Qtrap replacement part!!!!
by omai » Tue Oct 18, 2022 4:57 pm
FID Ignition Problems
by AICMM » Wed Oct 12, 2022 9:05 pm
GCFID flame ignition problem
by marye » Wed Oct 05, 2022 3:34 pm
Peaks there then gone!
by Nic1234 » Sat Oct 08, 2022 8:56 pm
GC-QQQ contamination problem
by Jasn » Mon Sep 14, 2015 8:48 am
VOC/SVOC analysis on pack HS GC-MS/FID
by nicolo.bellora » Tue Oct 04, 2022 12:53 pm
GC-HS agilent 7697A
by nicolo.bellora » Thu Sep 29, 2022 3:40 pm
N2 incorrectly identifying on GCMS after H2 carrier gas swap
by morgan2 » Mon Sep 26, 2022 1:25 pm
TO-15A Preconcentrator, 7200A, missing oxygenated VOCs
by amornphat » Fri Sep 23, 2022 7:03 am
GC-MS-HS Benzene std
by nicolo.bellora » Wed Sep 28, 2022 6:49 am
GC-MS-HS Benzene in plastics
by nicolo.bellora » Fri Sep 23, 2022 1:20 pm
Dual injections vs. Y press-tight column connectors
by MichaelVW » Thu Sep 22, 2022 6:02 pm
Filament consumed - Shimadzu TQ8030
by Dewald01 » Wed Sep 21, 2022 7:48 am
Differences between valve injection and manual injection
by Lilian » Fri Jul 29, 2022 8:01 pm
high pressure
by SherryGC-MS » Wed Sep 07, 2022 4:20 am
Front ALS Injector on 6890+ not detected on ChemStation
by Dr. No » Sun Sep 11, 2022 5:07 pm
GC Hydrogen blast testing documentation?
by Arne » Fri Aug 19, 2022 4:20 pm
5890 ECD heater/sensor
by MichaelVW » Thu Sep 08, 2022 11:33 pm
GC no longer able to communicate with Chemstation
by sophiebee » Fri Sep 02, 2022 2:58 pm
Deans card balancing problem
by The Dude » Fri Sep 02, 2022 2:55 am
Varian GC450 Drivers (Galaxie)
by rgomez » Wed Aug 31, 2022 6:34 pm
FID Inlet Clogged/Blocked on 6890N; Need Advice
by StarMan007 » Fri Jul 01, 2022 7:15 pm
TCD to find nitrogen and hydrogen
by jplisi10 » Wed Apr 20, 2022 2:57 pm
3% Ov-17 packed column simple testing method
by SMA » Sun Jul 03, 2022 3:39 pm
Method for detecting CO
by szsayyed » Fri Jul 29, 2022 6:27 am
MSD Chemstation will it work with a 6850 GC?
by lespaul » Fri Aug 19, 2022 4:57 pm
Logbooks?
by OrganicsNewbie » Sat Apr 20, 2019 2:51 am
Many peaks in all blank on all GCs
by Nic1234 » Tue Aug 16, 2022 6:26 pm
Perkin Elmer Autosystem XL 0-1V FID output
by chromolover » Fri Jul 22, 2022 1:11 pm
5890 FID assembly compatible with a 6850 GC?
by lespaul » Mon Aug 01, 2022 2:57 pm
Inconsistent GC-NPD results
by Eklund » Mon Aug 01, 2022 10:02 am
Desparately need help exporting GC-TCD data efficiently
by rosemaryandsage47 » Mon Jul 25, 2022 9:19 pm
Contamination after change liner/septum
by noobgc » Fri Jul 22, 2022 2:45 pm
Inconsistent GC/MS results
by pvr333 » Mon Jul 25, 2022 9:13 pm
Restrictor Column Parameters
by Jenny1234 » Mon Jul 25, 2022 1:16 pm
HP/Agilent 5890 Data Apex Clarity "OVER" signal
by Alps_hiker » Tue Jul 12, 2022 4:23 pm
Poor Linearity - Chloroform
by Jana P » Mon Jul 04, 2022 11:33 pm
5 points calibration curve
by nurfatinie » Thu Jun 02, 2022 4:52 am
Stationary phase cross reference for 3% OV-17 & OV-275
by SMA » Sun Jul 03, 2022 3:49 pm
filament current not stabilized
by debora.ferreira » Tue Jun 28, 2022 7:23 pm
contamination problem (liner exchange) - need help
by Mr.Brown » Wed Mar 06, 2013 4:46 pm
7251 topics

Who is online

In total there is 1 user online :: 0 registered, 0 hidden and 1 guest (based on users active over the past 5 minutes)
Most users ever online was 1117 on Mon Jan 31, 2022 2:50 pm

Users browsing this forum: No registered users and 1 guest

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum

Latest Blog Posts from Separation Science

Separation Science offers free learning from the experts covering methods, applications, webinars, eSeminars, videos, tutorials for users of liquid chromatography, gas chromatography, mass spectrometry, sample preparation and related analytical techniques.

Subscribe to our eNewsletter with daily, weekly or monthly updates: Food & Beverage, Environmental, (Bio)Pharmaceutical, Bioclinical, Liquid Chromatography, Gas Chromatography and Mass Spectrometry.

Liquid Chromatography

Gas Chromatography

Mass Spectrometry