Gas Chromatography

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Topics	Replies	Views	Last post
Gas CHROMATOGRAM different components CHART !!! by sam shaltut » Wed Dec 08, 2021 5:47 pm	2	3079	Last post by Peter Apps Thu Dec 30, 2021 11:01 am
Solvent and fronting in GC by lmd_not » Tue Nov 30, 2021 6:02 pm	1	3195	Last post by cjm Tue Dec 28, 2021 9:38 pm
Fatty Acid Method Development: Carryover Contamination? by lottt86 » Mon Nov 01, 2021 8:26 pm	5	4038	Last post by MSCHemist Wed Dec 15, 2021 12:56 am
Chromatogram peak caused by rubber septa leaching plastics by pacerlaser » Wed Dec 08, 2021 5:58 pm	1	2955	Last post by Steve Reimer Fri Dec 10, 2021 6:06 pm
spare part list for Varian CP-3800 by Mreza555 » Sat Apr 13, 2019 10:41 am	7	8191	Last post by harrycharlesop Fri Dec 10, 2021 1:10 pm
Cryo cooling the inlet agilent 7890B by Ethans » Wed Dec 08, 2021 9:15 pm	2	3078	Last post by James_Ball Thu Dec 09, 2021 7:19 pm
Peak Gaussian Factor by James_Ball » Tue Nov 16, 2021 6:00 pm	3	3480	Last post by sbashkyrtsev Thu Dec 09, 2021 10:25 am
Pesticides analysis - LCMSMS or GCMSMS by Hilal Tobi » Sun Dec 05, 2021 12:11 pm	1	3163	Last post by James_Ball Wed Dec 08, 2021 5:23 pm
Battery Voltage Error by María García » Wed Dec 01, 2021 11:44 am	6	5659	Last post by dblux_ Fri Dec 03, 2021 12:51 pm
Impurities of dipropylen glycol GC with ALS by Lajarilla » Wed Nov 24, 2021 5:03 am	1	2840	Last post by Consumer Products Guy Sun Nov 28, 2021 3:01 pm
repeatability of GC injections by lmh » Wed Jan 02, 2013 11:20 am	10	8999	Last post by Consumer Products Guy Sun Nov 28, 2021 2:58 pm
GC MS 6800 Skyray by Mr. » Sun Nov 21, 2021 7:31 pm	2	2840	Last post by antonk Wed Nov 24, 2021 6:00 am
GC-FID 6890 settings by buggygcms » Thu Nov 18, 2021 6:07 pm	4	2812	Last post by Consumer Products Guy Mon Nov 22, 2021 10:37 pm
Nitroterephtalic acid modified PEG stationary phases by GusTea99 » Mon Nov 22, 2021 3:33 pm	0	2833	Last post by GusTea99 Mon Nov 22, 2021 3:33 pm
Methyl-8 Derivatization reagent - experiences by Arne » Wed Nov 17, 2021 3:50 pm	1	2528	Last post by Consumer Products Guy Thu Nov 18, 2021 1:48 pm
Agilent 8890 with ECDs by dstalvey » Wed Nov 03, 2021 4:28 pm	1	2804	Last post by AICMM Wed Nov 17, 2021 2:15 pm
Sensitivity loss after computer change. by Stunt » Mon Nov 15, 2021 2:27 pm	3	2623	Last post by James_Ball Tue Nov 16, 2021 4:52 pm
hydroquinone in phenol by push » Thu Nov 04, 2021 9:35 am	3	2884	Last post by Consumer Products Guy Sun Nov 07, 2021 2:10 pm
Spanning peak issue by MrSem25 » Thu Oct 14, 2021 12:04 pm	4	3033	Last post by MrSem25 Wed Nov 03, 2021 10:19 am
Gerstel Automated SPME by agao123 » Mon Sep 27, 2021 5:56 pm	1	3042	Last post by agao123 Wed Nov 03, 2021 12:04 am
Static-Headspace extraction questions by Hyunsu » Thu Oct 28, 2021 3:44 am	2	2762	Last post by ingochrist Tue Nov 02, 2021 7:40 pm
Peak integration by Paulina Witas » Tue Nov 02, 2021 10:45 am	0	2938	Last post by Paulina Witas Tue Nov 02, 2021 10:45 am
GC-FID Headspace Help by halek1 » Wed Oct 06, 2021 3:56 pm	4	3160	Last post by Peter Apps Mon Nov 01, 2021 11:27 am
Siloxane Troubleshooting - Entech 7200/7650 on GCMS by morganschimelfenig » Thu Oct 28, 2021 7:51 pm	0	3089	Last post by morganschimelfenig Thu Oct 28, 2021 7:51 pm
How to prepare n-alkane standards for HS-SPME? by agao123 » Fri Oct 15, 2021 9:42 pm	1	3150	Last post by MK1 Wed Oct 20, 2021 9:57 am
Error column oven too slow response Scion GC by mariasol » Mon Oct 18, 2021 7:21 pm	3	2850	Last post by mariasol Tue Oct 19, 2021 5:11 pm
Plumbing Help! by phenyl422343 » Tue Oct 12, 2021 4:26 pm	3	2807	Last post by Peter Apps Tue Oct 19, 2021 12:21 pm
What is this attachment on gas sampling portion of GC by phenyl422343 » Mon Oct 18, 2021 12:33 pm	1	2592	Last post by Consumer Products Guy Mon Oct 18, 2021 1:52 pm
Yet Another Agilent 6890N LAN Issue by wss » Sun Oct 10, 2021 11:40 pm	7	3311	Last post by James_Ball Fri Oct 15, 2021 6:10 pm
Perkin Elmer Clarus 500 GSV - GSV timed events by Asteras12 » Wed Oct 13, 2021 1:41 am	0	2962	Last post by Asteras12 Wed Oct 13, 2021 1:41 am
GC955 SYNSPEC BENZENE/BTEX ANALYSER by SamSamson » Sun Oct 10, 2021 9:49 am	0	3021	Last post by SamSamson Sun Oct 10, 2021 9:49 am
Shutdown Method For GC Agilent in Chromeleon 7 by daewulll » Mon Oct 04, 2021 3:54 am	2	3132	Last post by daewulll Thu Oct 07, 2021 2:29 am
Setup new organic analysis lab by bromidelab » Tue Sep 14, 2021 1:01 pm	3	3238	Last post by James_Ball Wed Oct 06, 2021 7:58 pm
Trace GC Ultra clogged purge line. by mwolhowe » Mon Oct 04, 2021 7:43 pm	2	2780	Last post by uzman Wed Oct 06, 2021 6:50 am
PDHID not igniting by a.omalley » Mon Oct 04, 2021 6:34 pm	0	2749	Last post by a.omalley Mon Oct 04, 2021 6:34 pm
GC start up by GC anxiety » Thu Sep 16, 2021 8:58 pm	4	3453	Last post by gcgirl27 Mon Oct 04, 2021 5:47 pm
Underestimation of acidic lignin-derived phenols by Assavapanuvat.p » Mon Oct 04, 2021 3:09 pm	0	2693	Last post by Assavapanuvat.p Mon Oct 04, 2021 3:09 pm
Totalchrom software by winstonpcg » Fri Jun 25, 2021 2:30 pm	2	5190	Last post by antonk Sat Oct 02, 2021 6:38 am
Connector for S shaped oxygen and moisture trap by PabloY » Fri Oct 01, 2021 1:27 pm	3	2409	Last post by Consumer Products Guy Fri Oct 01, 2021 3:51 pm
GC column flow by kiriakos » Sun Sep 12, 2021 2:59 pm	4	3034	Last post by MK1 Fri Oct 01, 2021 3:47 pm
Extremely Loud 6850 GC by AZBiodiesel » Wed Aug 25, 2021 5:56 pm	5	3254	Last post by MK1 Fri Oct 01, 2021 3:38 pm
Hydrocarbon Group Type Analysis Instrument by ketej andej » Sat Feb 21, 2015 9:21 pm	2	4537	Last post by MK1 Fri Oct 01, 2021 3:25 pm
MS Detector Sensitivity by gcgirl27 » Thu Sep 30, 2021 9:20 pm	0	2570	Last post by gcgirl27 Thu Sep 30, 2021 9:20 pm
PAH sensitivity, replaced almost everything by chronomag » Thu Sep 23, 2021 2:12 am	8	2616	Last post by James_Ball Wed Sep 29, 2021 10:05 pm
HS-GC-FID: Issues with Ethanol by rwilson0089 » Tue Sep 21, 2021 3:12 pm	2	2374	Last post by Peter Apps Thu Sep 23, 2021 1:43 pm
GC baseline problems - Agilent CP 7420 column by Domar » Thu Sep 16, 2021 10:15 am	4	2892	Last post by 595Comp Tue Sep 21, 2021 7:02 am
methanizer poisoned by o2 by sana70 » Wed Sep 01, 2021 4:19 am	3	2645	Last post by antonk Fri Sep 17, 2021 7:03 am
Agilent HP 5890 ii GC collector assembly measurements by phenyl422343 » Fri Aug 20, 2021 2:34 am	5	2814	Last post by phenyl422343 Wed Sep 15, 2021 8:49 pm
Different ISTD Lot Sample Concentration Conundrum by dc2integra4life » Mon Sep 13, 2021 3:59 pm	1	2350	Last post by Steve Reimer Tue Sep 14, 2021 3:48 pm
versions of G1369 LAN card for 6890 GC by haofei » Fri Sep 10, 2021 4:03 pm	0	3220	Last post by haofei Fri Sep 10, 2021 4:03 pm

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