Gas Chromatography

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Welcome! by tom jupille » Thu Mar 11, 2021 6:30 pm	0	61029	Last post by tom jupille Thu Mar 11, 2021 6:30 pm

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Restek's Antifoam agent for Purge & Trap Samples by ldla » Thu Jul 07, 2011 4:16 pm	2	2527	Last post by tangaloomaflyer Sun Jul 10, 2011 7:49 am
5890 II, convert TCD to MSD, How to by NewChromatist » Wed Jun 29, 2011 11:36 pm	14	3217	Last post by NewChromatist Fri Jul 08, 2011 7:46 pm
Phosphate analysis by monic » Fri Jul 08, 2011 5:55 am	6	2399	Last post by monic Fri Jul 08, 2011 7:43 pm
Problem with Argon Carrier Gas in Shimadzu 2010 GC by salgham2 » Wed Jul 06, 2011 9:09 pm	5	2823	Last post by AICMM Fri Jul 08, 2011 4:43 pm
column flows by mjh32586 » Tue Jul 05, 2011 7:32 pm	9	5410	Last post by GasMan Thu Jul 07, 2011 10:06 pm
Which solvent suitable for wax analysis? by mimrumo » Tue Jul 05, 2011 12:43 pm	7	3153	Last post by Consumer Products Guy Thu Jul 07, 2011 4:04 pm
DATA QUANTIFICATION by shabharichem » Thu Jul 07, 2011 6:38 am	1	1565	Last post by AICMM Thu Jul 07, 2011 1:38 pm
how can i improve %RSD by zee » Wed Jul 06, 2011 9:30 pm	1	1575	Last post by chromatographer1 Wed Jul 06, 2011 10:21 pm
Hexafluoropropylene oxide ( HFPO ) by Chandresh K. Soni » Tue Jul 05, 2011 9:40 am	7	2483	Last post by chromatographer1 Wed Jul 06, 2011 5:20 pm
Pharmaceuticals in oil by mmajdop » Mon Jul 04, 2011 7:23 am	2	1656	Last post by mmajdop Tue Jul 05, 2011 9:00 pm
He Vs N2 for Make-Up Gas on FID by 5.3ctwptr » Wed Jun 29, 2011 11:25 pm	8	2480	Last post by achkata Tue Jul 05, 2011 8:34 pm
Formic Acid analysis with C18 HPLC column by shahid » Tue Jul 05, 2011 5:55 pm	1	1639	Last post by achkata Tue Jul 05, 2011 7:45 pm
method 552.2 using gc with dual ecd's by mjh32586 » Thu Jun 23, 2011 2:40 pm	8	2401	Last post by mjh32586 Tue Jul 05, 2011 1:02 pm
Gas chromatography method with FET by alemaggot » Mon Jul 04, 2011 2:16 pm	14	2553	Last post by alemaggot Tue Jul 05, 2011 8:29 am
Formic Acid By GC by cjwitt » Fri Mar 12, 2010 2:30 pm	9	10511	Last post by shahid Mon Jul 04, 2011 9:31 pm
why gc give low assay result where hPLC gives right result by helal1703 » Sun Jul 03, 2011 8:11 am	2	1840	Last post by Don_Hilton Mon Jul 04, 2011 4:57 am
Can I use porapak Q to separate methane and toluene ? by yindee » Sun Jul 03, 2011 4:27 am	1	1662	Last post by chromatographer1 Sun Jul 03, 2011 6:09 am
Hydrocarbon packed column question. by Shadowsfall » Thu Jun 23, 2011 11:07 pm	7	2242	Last post by AICMM Sat Jul 02, 2011 8:16 pm
glass wool or not to glass wool by Charles A. Burger » Fri Jul 01, 2011 3:56 pm	3	2114	Last post by Charles A. Burger Fri Jul 01, 2011 7:52 pm
error message: ERROR:Automation HW not present - cannot add by alba » Thu Jun 30, 2011 5:44 pm	2	1467	Last post by alba Fri Jul 01, 2011 8:00 am
Endrin Aldehyde loss in 8081 by stevepruskin » Wed Mar 03, 2010 10:18 pm	2	2354	Last post by 8jw8 Thu Jun 30, 2011 9:35 pm
Recovery too high during method validation by jonathantian » Thu Jun 30, 2011 2:26 pm	3	1686	Last post by jonathantian Thu Jun 30, 2011 8:55 pm
1,4 dioxane carry-over problem by cmoral » Thu Mar 03, 2011 6:53 pm	12	2937	Last post by cmoral Thu Jun 30, 2011 3:44 pm
TCD Operation by cmoral » Tue Jun 28, 2011 7:25 pm	10	2436	Last post by cmoral Thu Jun 30, 2011 3:31 pm
why a purge and trap needs a splitless inlet system? by brunod_f » Wed Jun 29, 2011 12:54 am	11	3747	Last post by brunod_f Thu Jun 30, 2011 3:04 pm
GC-FPD detector shutdown due to flameout by pinkpatty » Fri Jun 24, 2011 8:10 pm	2	2310	Last post by pinkpatty Thu Jun 30, 2011 12:29 pm
comparing data from non-polar and polar GC systems by geruesgym » Thu Jun 30, 2011 10:20 am	4	3239	Last post by Peter Apps Thu Jun 30, 2011 12:21 pm
Headspace and high boiling point compounds by thohry » Wed Jun 15, 2011 3:45 am	5	3245	Last post by chromatonewbie Thu Jun 30, 2011 12:42 am
connecting two or more columns by mr3573 » Tue Jun 28, 2011 9:29 am	5	2102	Last post by Peter Apps Wed Jun 29, 2011 1:44 pm
Changing columns between GC & GCMS? by SmileyJ » Tue Jun 28, 2011 5:37 pm	3	2025	Last post by AICMM Wed Jun 29, 2011 1:20 pm
Air flow meter for 5890 by dave » Wed Jun 29, 2011 11:23 am	0	1461	Last post by dave Wed Jun 29, 2011 11:23 am
different solvents for calibration curve by chroma11 » Tue Jun 28, 2011 1:44 pm	7	2891	Last post by chroma11 Tue Jun 28, 2011 3:47 pm
Validation procedure for GC & HPLC by vishnu » Sat Jun 25, 2011 5:02 pm	8	2962	Last post by aldehyde Tue Jun 28, 2011 3:31 pm
Electrical connection to each other of two valves - 6890 GC by alba » Tue Jun 28, 2011 9:51 am	1	1676	Last post by GasMan Tue Jun 28, 2011 12:56 pm
How many peaks has C6 in a natural gas by BEE » Fri Jun 24, 2011 3:57 pm	3	2441	Last post by BEE Tue Jun 28, 2011 11:33 am
GC-FID7890Agilent toanalyze oil in water according ISO9377-2 by mstaneva » Sun Jun 26, 2011 6:22 pm	1	1723	Last post by GasMan Mon Jun 27, 2011 2:40 pm
calculation of BTU of gas mixture by amrnasser87 » Sun Jun 26, 2011 6:53 pm	1	1902	Last post by chromatographer1 Mon Jun 27, 2011 4:17 am
Internal standard for n-hexane analysis by thohry » Mon Jun 27, 2011 3:28 am	1	2097	Last post by chromatographer1 Mon Jun 27, 2011 4:10 am
GC-FID Noise by Axar » Wed Jun 08, 2011 12:32 pm	22	6469	Last post by Axar Sun Jun 26, 2011 5:33 pm
GCTOFMS Literature by gcmol » Mon Jun 20, 2011 9:14 pm	16	3926	Last post by Don_Hilton Sat Jul 16, 2011 2:29 am
negative pieks on TCD by tacohofman » Wed Jun 22, 2011 8:05 am	10	4759	Last post by GasMan Fri Jun 24, 2011 5:51 pm
Test solution for co-eluted analytes by avitan » Mon Jun 20, 2011 4:34 pm	13	3457	Last post by HW Mueller Fri Jun 24, 2011 8:08 am
7673 Gray Syringe Stopper Not Functioning by AZBiodiesel » Wed Jun 22, 2011 9:13 pm	3	2617	Last post by AZBiodiesel Thu Jun 23, 2011 7:22 pm
GC or GC-MS by dave » Tue Jun 07, 2011 1:51 pm	5	4696	Last post by WK Wed Jun 22, 2011 7:17 pm
urgent! CO analysis Shimadzu 2014 by osmankaratum » Wed May 25, 2011 2:57 pm	3	2880	Last post by thohry Wed Jun 22, 2011 4:51 pm
Column nut and ferrules by Tarapan » Sat Jun 18, 2011 2:55 am	4	5200	Last post by Don_Hilton Tue Jun 21, 2011 11:54 am
HPLC Method for sodium acetate anydrous determination by alemaggot » Mon May 23, 2011 11:01 am	62	22934	Last post by alemaggot Tue Jun 21, 2011 10:26 am
HS-GC RSD problem with MeOH & IPA by Terry » Thu Apr 24, 2008 12:36 pm	21	8288	Last post by Peter Apps Mon Jun 20, 2011 3:25 pm
ECD offset held at -0.97mV by azharrashid » Fri Jun 17, 2011 10:24 am	8	2837	Last post by azharrashid Mon Jun 20, 2011 3:10 pm
Problem: Costant area decrase by alemaggot » Fri Jun 17, 2011 6:41 pm	7	2536	Last post by alemaggot Mon Jun 20, 2011 12:38 pm

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