Gas Chromatography

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Welcome! by tom jupille » Thu Mar 11, 2021 6:30 pm	0	60886	Last post by tom jupille Thu Mar 11, 2021 6:30 pm

Topics	Replies	Views	Last post
Acetaldehyde on GC-ECD by Pearl » Fri Oct 14, 2011 8:49 am	1	1661	Last post by mckrause Mon Oct 24, 2011 10:39 pm
calibrating pressure vs flow rate on 5890 Series II by UBC Forestry SIF » Thu Oct 13, 2011 9:25 pm	2	2090	Last post by UBC Forestry SIF Mon Oct 24, 2011 3:48 pm
PERMANENT GASES DETECTION BY MS by cristiancerda » Tue Oct 18, 2011 2:37 pm	2	1820	Last post by AICMM Mon Oct 24, 2011 2:15 pm
Low Response on ECD by terryy » Fri Sep 23, 2011 8:43 pm	3	2217	Last post by AICMM Mon Oct 24, 2011 1:17 pm
Varian 3800 EFC and tubing by HbJ » Tue Oct 18, 2011 2:42 am	6	2997	Last post by HbJ Sat Oct 22, 2011 6:07 am
web sites of GC by amrnasser87 » Sat Sep 24, 2011 6:23 pm	2	3463	Last post by Jetjamnong Fri Oct 21, 2011 2:14 pm
perkin elmer autosystem by belen » Wed Oct 05, 2011 7:17 pm	2	2490	Last post by cbwhipp Fri Oct 21, 2011 1:47 pm
GCand HPLC application database by achkata » Fri Oct 21, 2011 9:56 am	0	2201	Last post by achkata Fri Oct 21, 2011 9:56 am
Question on GC calibration basics by sokkabs » Tue Oct 18, 2011 12:53 am	6	3533	Last post by Johnny Rod Thu Oct 20, 2011 7:26 am
GC-FID by mona_mh » Sun Oct 16, 2011 6:33 am	4	4273	Last post by dblux_ Wed Oct 19, 2011 2:50 pm
ketal compound stability and stress study by kalidassa » Wed Oct 19, 2011 12:39 pm	0	2121	Last post by kalidassa Wed Oct 19, 2011 12:39 pm
RRT mismatch in USP method by vishall79 » Tue Oct 18, 2011 4:57 pm	0	2159	Last post by vishall79 Tue Oct 18, 2011 4:57 pm
Effective Carbon Number (ECN) by yhuiwen » Mon Mar 22, 2010 4:03 am	12	5202	Last post by rijia Sun Oct 16, 2011 5:20 am
No. of Theroritical Plates in GC by vdnsrinivas » Wed Oct 05, 2011 6:53 pm	6	2543	Last post by lmb Sat Oct 15, 2011 5:01 pm
liner issues on GC-FID by vorian » Fri Oct 14, 2011 7:43 pm	1	1916	Last post by WillyOne Sat Oct 15, 2011 11:28 am
partial evaporation method by greta » Fri Oct 14, 2011 2:11 pm	1	1930	Last post by Don_Hilton Sat Oct 15, 2011 2:40 am
Another Headspace Question by GregK » Sat Feb 27, 2010 6:18 am	26	11874	Last post by Karen01 Sat Oct 15, 2011 2:03 am
separation factor vs selectivity factor, and holdup time by nelidag » Fri Oct 14, 2011 12:28 pm	1	3855	Last post by tom jupille Fri Oct 14, 2011 5:06 pm
agilent 6850 series autosampler stuck in align mode? by Regency TAFE » Fri Oct 14, 2011 4:24 am	0	2646	Last post by Regency TAFE Fri Oct 14, 2011 4:24 am
Limit for Cyclopentanone as residual solvent by ganapathironanki » Fri Oct 14, 2011 3:08 am	0	1901	Last post by ganapathironanki Fri Oct 14, 2011 3:08 am
Agilent vs. ThermoFisher by zemolo » Mon Aug 29, 2011 7:37 am	10	6544	Last post by gailharrison Thu Oct 13, 2011 8:13 pm
FTIR and dynamic quenching by polartownjunkie » Wed Oct 12, 2011 12:48 pm	3	2145	Last post by polartownjunkie Wed Oct 12, 2011 5:06 pm
Area Falling by punt » Thu Apr 07, 2011 5:43 pm	20	4236	Last post by chromatographer1 Wed Oct 12, 2011 12:30 pm
water peak on an ECD? by soak » Wed Oct 12, 2011 11:14 am	0	1634	Last post by soak Wed Oct 12, 2011 11:14 am
Sevoflurane or Desflurane by GC/ECD by terryy » Tue Oct 11, 2011 8:51 pm	0	1613	Last post by terryy Tue Oct 11, 2011 8:51 pm
what instruments I need for identifying unknown volatile by jiangds06 » Sun Oct 09, 2011 5:14 pm	5	2075	Last post by jiangds06 Tue Oct 11, 2011 5:47 pm
Varian CP4900 Ez Chrom with "communication error -1." by Fakhrurrazi » Sun Oct 09, 2011 7:53 am	2	1769	Last post by varossf Tue Oct 11, 2011 7:07 am
Std Addition for headspace analysis and other techniques by chromatographer1 » Wed Aug 10, 2011 1:01 am	9	2683	Last post by chromatographer1 Mon Oct 10, 2011 12:26 pm
Increasing peak area in GC by Fdollet » Wed Mar 23, 2011 11:28 pm	8	6067	Last post by mckrause Sun Oct 09, 2011 6:38 am
methanol & ethanol low response in headspace chromatography by bani28 » Sat Jul 30, 2011 4:19 am	10	3486	Last post by mckrause Sun Oct 09, 2011 6:25 am
GC/MS method for short chain alkene? by saulitbs » Tue Aug 23, 2011 12:10 pm	5	2790	Last post by mckrause Sun Oct 09, 2011 5:56 am
Analysis of Hexaconazole by jasoncklee » Thu Aug 25, 2011 6:22 am	3	2064	Last post by mckrause Sun Oct 09, 2011 5:51 am
Upper end of concentration range by WK » Fri Sep 16, 2011 12:27 pm	21	2853	Last post by mckrause Sun Oct 09, 2011 5:45 am
Limit of Detection by KMP » Sat May 28, 2011 6:44 pm	8	2882	Last post by mckrause Sun Oct 09, 2011 5:38 am
Sample can not return to baseline for SD test by slbmiss » Fri Oct 07, 2011 5:44 pm	1	1498	Last post by GasMan Fri Oct 07, 2011 9:03 pm
H2-O2-N2-CH4 in NH3 by tigerk2001 » Mon Oct 03, 2011 5:54 pm	4	2834	Last post by chromatographer1 Thu Oct 06, 2011 10:27 pm
Poor Recovery for residual solvents by GC-FID-HS by vdnsrinivas » Thu Jul 07, 2011 3:46 pm	27	8606	Last post by sdegrace Wed Oct 05, 2011 8:38 pm
6890 Clock Table by jlsackett » Wed Sep 28, 2011 3:27 pm	1	1635	Last post by Johnny Rod Wed Oct 05, 2011 2:17 pm
SPME fibre stuck in septum issue by fancys » Wed Oct 05, 2011 12:26 pm	2	2070	Last post by fancys Wed Oct 05, 2011 1:19 pm
Needle problem with chloroform injection by faris » Wed Oct 05, 2011 3:27 am	2	2881	Last post by chromatographer1 Wed Oct 05, 2011 9:55 am
Decreasing Internal Standard recovery in method 8260 by pacerlaser » Fri Sep 09, 2011 3:49 pm	9	3340	Last post by LindseyPyron Tue Oct 04, 2011 7:32 pm
analysis of O2-N2-CO-CO2-CH4 in pure HCL by tiger1076 » Tue Sep 27, 2011 2:14 pm	2	1820	Last post by tigerk2001 Mon Oct 03, 2011 5:52 pm
how to dilute the 37 mix standard component? by sanggita » Fri Jul 15, 2011 3:43 am	4	3107	Last post by dblux_ Mon Oct 03, 2011 5:18 pm
Method validation, precision and Accuracy by cody84 » Fri Sep 30, 2011 4:21 pm	1	1735	Last post by krickos Mon Oct 03, 2011 9:26 am
sutible coulmn for retain benzene by mr3573 » Sun Oct 02, 2011 10:34 am	3	1751	Last post by chromatographer1 Mon Oct 03, 2011 5:33 am
Isotopic CO2 by AICMM » Fri Sep 30, 2011 1:18 pm	1	1600	Last post by Don_Hilton Sat Oct 01, 2011 1:39 am
CO2 isotopes? FTIR help by polartownjunkie » Thu Sep 29, 2011 5:16 pm	3	1957	Last post by Don_Hilton Sat Oct 01, 2011 1:11 am
Trouble reaching 1:1 split on Agilent 6890 by mazeroth » Fri Aug 05, 2011 1:35 am	9	4331	Last post by BZK Fri Sep 30, 2011 9:58 am
First thread on here, hope someone has some good suggestions by blawmtih » Thu Sep 29, 2011 5:57 pm	3	1904	Last post by Don_Hilton Fri Sep 30, 2011 1:19 am
5890 II plus inlet temperature fluctuating by faris » Tue Aug 16, 2011 4:14 pm	2	1744	Last post by faris Thu Sep 29, 2011 4:54 am

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