Gas Chromatography

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Welcome! by tom jupille » Thu Mar 11, 2021 6:30 pm	0	74925	Last post by tom jupille Thu Mar 11, 2021 6:30 pm

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Help: GC-uECD analysis OCPs/PCBs (EPA method 608) by kjlim » Tue Mar 22, 2011 1:42 am	1	2193	Last post by jwhite80 Tue Mar 29, 2011 3:17 pm
Problem: Running Alkane standard C8-C20 by nazar_u » Thu Feb 17, 2011 1:28 pm	5	3923	Last post by nazar_u Mon Mar 28, 2011 9:49 pm
CO2, N2 and water gas sample analysis by mikki11978 » Tue Jan 18, 2011 6:11 pm	21	9866	Last post by chromatographer1 Mon Mar 28, 2011 5:13 pm
Relating data from two different chromatograms by isircar » Sat Mar 26, 2011 2:12 am	3	2140	Last post by chromatographer1 Sat Mar 26, 2011 11:08 pm
Baseline quite high by JFo » Fri Mar 25, 2011 5:29 am	1	1704	Last post by aldehyde Sat Mar 26, 2011 5:02 pm
Acetic acid GC-FID HSS injection by vrcr » Sat Mar 26, 2011 5:23 am	3	2403	Last post by aldehyde Sat Mar 26, 2011 2:56 pm
RT shift (and replacing columns on 3000 microgc by emorris1000 » Mon Mar 07, 2011 10:53 pm	3	2599	Last post by emorris1000 Fri Mar 25, 2011 6:17 pm
The Peak area of Oxigene is shrinking from run to run by francorrene » Tue Mar 22, 2011 7:44 pm	10	2561	Last post by chromatographer1 Fri Mar 25, 2011 5:42 pm
Agilent Multi-mode inlet by Karen01 » Tue Mar 22, 2011 7:49 pm	2	3715	Last post by krickos Fri Mar 25, 2011 7:30 am
Varian CP-4900 PRO Micro GC by Wajid » Fri Mar 25, 2011 3:21 am	0	2276	Last post by Wajid Fri Mar 25, 2011 3:21 am
alcohol/acetic acid GC analysis in fermentation broth by doublelost » Wed Mar 23, 2011 5:00 am	15	6485	Last post by doublelost Fri Mar 25, 2011 3:01 am
ASTM E594 by Mary84 » Wed Mar 23, 2011 10:19 am	2	6646	Last post by AICMM Fri Mar 25, 2011 1:37 am
Tracor 9000 Series Gaschromatography integrator question!! by sushilgautam99 » Thu Mar 24, 2011 7:16 pm	1	2007	Last post by AICMM Fri Mar 25, 2011 1:29 am
Does internal standard have tohave purity known? by rodrigaoman » Wed Mar 23, 2011 2:16 am	10	4025	Last post by Peter Apps Thu Mar 24, 2011 7:41 am
Sylation agent/method by Rocknroll99 » Wed Mar 23, 2011 2:58 am	4	2722	Last post by Consumer Products Guy Thu Mar 24, 2011 6:28 am
Openlab and GC settings by feli » Wed Mar 23, 2011 3:00 pm	0	1761	Last post by feli Wed Mar 23, 2011 3:00 pm
determination of propellants in spray canisters by andros » Thu Dec 30, 2010 2:43 pm	9	2575	Last post by chromatographer1 Wed Mar 23, 2011 3:55 am
PAH's and VOC's by static headspace by Beetle Juice » Mon Mar 21, 2011 8:49 pm	4	2584	Last post by Beetle Juice Tue Mar 22, 2011 9:44 pm
Looking to start using Hydrogen as the Carrier Gas by JGK » Fri Mar 18, 2011 5:23 pm	6	2810	Last post by Don_Hilton Tue Mar 22, 2011 11:15 am
Glycols using on-column injection by Spuzzin » Thu Mar 10, 2011 10:26 am	12	2487	Last post by Spuzzin Tue Mar 22, 2011 10:59 am
Determination of benzene in fuel by EN12177 by bublle » Sun Mar 13, 2011 8:45 pm	3	1980	Last post by Beetle Juice Mon Mar 21, 2011 9:17 pm
acetaminophen analysis with FID by maria scjut » Mon Mar 21, 2011 12:55 pm	4	2902	Last post by maria scjut Mon Mar 21, 2011 7:57 pm
How to check the linearity of the detector by Mary84 » Mon Mar 21, 2011 7:09 pm	0	1702	Last post by Mary84 Mon Mar 21, 2011 7:09 pm
Back-extractions of PDMS phae with DCM by chroma11 » Mon Mar 21, 2011 6:40 pm	0	1668	Last post by chroma11 Mon Mar 21, 2011 6:40 pm
VCR fittings by thohry » Sat Mar 19, 2011 4:01 am	3	6517	Last post by thohry Sun Mar 20, 2011 4:21 pm
Varian software by BEE » Wed Feb 23, 2011 12:12 pm	10	5463	Last post by Chandresh K. Soni Sat Mar 19, 2011 4:58 am
Problem in detecting sample by sharathnu » Wed Mar 09, 2011 9:18 am	6	2002	Last post by lynoguchi Fri Mar 18, 2011 2:33 pm
GC tailing by a0fang01 » Wed Mar 16, 2011 3:08 pm	1	1686	Last post by Don_Hilton Thu Mar 17, 2011 11:31 pm
Integration Methods for TPH/ TRH using GC-FID by Widebore » Thu Mar 17, 2011 10:12 am	0	2261	Last post by Widebore Thu Mar 17, 2011 10:12 am
Combipal reproducibility by Charles A. Burger » Tue Mar 15, 2011 6:57 pm	9	3016	Last post by Peter Apps Thu Mar 17, 2011 7:14 am
Optichrom Peak issue by bebmfd » Mon Mar 14, 2011 7:39 pm	3	2270	Last post by bebmfd Wed Mar 16, 2011 8:46 pm
Any have experience with the new Agilent Headspace sampler? by Karen01 » Fri Mar 11, 2011 5:34 pm	3	1895	Last post by aldehyde Wed Mar 16, 2011 6:56 pm
Endrin and DDT breakdown? by chemtexpps » Thu Mar 03, 2011 8:29 pm	9	4468	Last post by Bigbear Tue Mar 15, 2011 3:36 pm
Setting up a GC-TCD by nappingpenguin » Mon Feb 14, 2011 9:15 pm	9	4391	Last post by nappingpenguin Tue Mar 15, 2011 3:27 pm
PTV and SSL - alpha-cypermethrin by lusi » Mon Mar 14, 2011 2:11 pm	0	1866	Last post by lusi Mon Mar 14, 2011 2:11 pm
different GC data reprocessing by cufousek » Fri Mar 11, 2011 10:44 am	3	3152	Last post by antonk Fri May 06, 2011 3:49 pm
how often should we re-condition Porapak Q column by cheq » Thu Mar 10, 2011 1:44 am	7	4819	Last post by chromatographer1 Fri Mar 11, 2011 4:12 am
separation of acid, alcohols, alde with water by nishasks » Mon Feb 28, 2011 11:47 am	11	3058	Last post by Karen01 Thu Mar 10, 2011 5:54 pm
GC analysis of greenhouse gases, CO2, CH4 and N2O by soak » Wed Mar 09, 2011 1:42 pm	9	3968	Last post by chromatographer1 Thu Mar 10, 2011 5:34 pm
HP 5890 Series 2 Plus GC-ECD by chemtexpps » Wed Mar 09, 2011 2:53 pm	1	1883	Last post by Consumer Products Guy Wed Mar 09, 2011 7:45 pm
EP Residual Solvents (2.4.24) by Charles A. Burger » Mon Mar 07, 2011 9:44 pm	3	8403	Last post by krickos Wed Mar 09, 2011 8:23 am
What is the purpose of running a RT Standard on an SCD? by Hanna » Fri Mar 04, 2011 6:31 pm	2	1699	Last post by Hanna Mon Mar 07, 2011 4:49 pm
Type of GC Injection to use by Hanna » Fri Mar 04, 2011 11:09 pm	6	2620	Last post by Hanna Mon Mar 07, 2011 4:48 pm
Sample not volatilizing completly in GC-FID purity check? by rodrigaoman » Mon Mar 07, 2011 2:05 pm	3	1919	Last post by Peter Apps Mon Mar 07, 2011 4:13 pm
Chemstation, TotalChrom, Empower by Jumpshooter » Thu Feb 10, 2011 6:20 pm	7	3015	Last post by Jumpshooter Mon Mar 07, 2011 2:07 pm
GC analysis of phthaloyl Chloride by praveenpaliwal » Sun Feb 13, 2011 4:33 pm	2	2296	Last post by Don_Hilton Sun Mar 06, 2011 2:04 am
How do you convert a Pack Column to a Megabore Column? by Hanna » Thu Mar 03, 2011 9:14 pm	3	2135	Last post by Hanna Fri Mar 04, 2011 3:30 pm
Determination of Residual Hexane by kalidassa » Fri Mar 04, 2011 5:33 am	2	2883	Last post by krickos Fri Mar 04, 2011 3:24 pm
Accuracy of Residual Solvent Determination by PeterK » Sat Feb 26, 2011 4:33 pm	8	4979	Last post by Peter Apps Fri Mar 04, 2011 7:24 am
RSD for standard preparations in GC by feli » Thu Mar 03, 2011 8:53 am	5	2992	Last post by Peter Apps Fri Mar 04, 2011 7:13 am

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