Liquid Chromatography

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GPC/GFC/SEC Discussions about gel permeation chromatography / gel filtration chromatography / size exclusion chromatography Topics: 119	119	467	Last post Re: choice of GPC software by pigsy1983 Tue Jul 08, 2025 4:23 pm

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11910 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	62592	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Dionex Autosampler ASI 100 error by Kimo » Thu Dec 13, 2007 5:51 pm	7	3805	Last post by Kimo Wed Jan 02, 2008 3:19 am
Tailing in a normal phase separation by adam » Wed Dec 26, 2007 7:11 pm	2	2674	Last post by adam Wed Jan 02, 2008 2:49 am
RI detectors by mk12 » Sat Dec 29, 2007 12:47 am	8	2627	Last post by mk12 Tue Jan 01, 2008 10:46 pm
identification for hplc by olivia » Fri Dec 28, 2007 10:24 pm	2	1721	Last post by olivia Sat Dec 29, 2007 2:22 am
Pump troubles by firework1 » Thu Dec 27, 2007 9:29 pm	2	1879	Last post by leadazide Fri Dec 28, 2007 9:13 pm
Aldehydes in glycerol.. by Pegry » Sat Dec 15, 2007 3:03 pm	7	4793	Last post by mbicking Fri Dec 28, 2007 5:29 pm
Media Bottles by Roxanne42 » Fri Dec 21, 2007 7:19 pm	7	3819	Last post by rhaefe Fri Dec 28, 2007 4:30 pm
IEX Theory Question by Eric Moore » Wed Nov 28, 2007 8:18 pm	13	4837	Last post by HW Mueller Fri Dec 28, 2007 11:46 am
Intercept in Linearity by pat_val » Tue Dec 18, 2007 7:52 pm	5	4177	Last post by Stanley110 Thu Dec 27, 2007 10:32 pm
it seems my quaternary pump is moaning by moonchips » Wed Dec 26, 2007 3:04 pm	3	2493	Last post by moonchips Thu Dec 27, 2007 4:53 pm
ammonium acetate beffer as a sovent of mobile phase by meillid » Tue Dec 18, 2007 7:29 pm	11	17948	Last post by rhaefe Wed Dec 26, 2007 8:19 pm
Waters 501 Accumulator head plunger by HbJ » Mon Dec 24, 2007 1:44 pm	1	1916	Last post by HbJ Tue Dec 25, 2007 3:14 pm
selectivity by olivia » Mon Dec 24, 2007 1:18 pm	2	1838	Last post by tom jupille Mon Dec 24, 2007 9:28 pm
adsorption isotherm by olivia » Mon Dec 24, 2007 1:17 pm	1	1825	Last post by tom jupille Mon Dec 24, 2007 9:17 pm
question on isocratic elution by rick1112 » Sat Dec 22, 2007 4:30 am	3	2271	Last post by tom jupille Mon Dec 24, 2007 9:12 pm
Resolution by danko » Fri Dec 21, 2007 5:00 pm	5	2375	Last post by Consumer Products Guy Mon Dec 24, 2007 4:54 pm
WHO method for ethambutol by Sunjay » Sat Dec 22, 2007 11:54 am	0	1652	Last post by Sunjay Sat Dec 22, 2007 11:54 am
Cleaning a quaternary pump an agilent 1100 series by kingchair70 » Thu Dec 13, 2007 3:06 pm	3	2458	Last post by Bruce Hamilton Fri Dec 21, 2007 5:02 pm
Test Mix for HILIC by Hollow » Wed Dec 19, 2007 1:24 pm	2	2899	Last post by Hollow Fri Dec 21, 2007 9:07 am
nylon membrane for HPLC prep by zienpiggie » Thu Dec 13, 2007 3:03 am	3	2618	Last post by mbicking Thu Dec 20, 2007 7:10 pm
Waters Alliance Dissolution-HPLC by John » Tue Dec 11, 2007 2:22 pm	3	2485	Last post by LC_labrat Thu Dec 20, 2007 5:29 pm
Anyone ever worked on Idarubicin, Doxrubicin, etc? by firework1 » Fri Nov 30, 2007 6:51 pm	5	2267	Last post by kmaudens Thu Dec 20, 2007 11:46 am
Incredible reduce in AUC by sara allen » Wed Dec 19, 2007 11:37 am	2	1932	Last post by Bryan Evans Thu Dec 20, 2007 1:28 am
My column is dried by Rganga » Tue Dec 18, 2007 1:34 pm	2	2408	Last post by Uwe Neue Tue Dec 18, 2007 3:14 pm
glimepiride isomers by grreddy » Sat Dec 15, 2007 6:10 am	1	1794	Last post by AdrianF Tue Dec 18, 2007 2:13 pm
Waters 2790 error state by MIB_EO » Mon Dec 17, 2007 5:09 pm	2	2044	Last post by DR Tue Dec 18, 2007 2:01 pm
Anyone ever used Accq Tag for amino acid analysis? by firework1 » Mon Nov 12, 2007 5:23 pm	8	6819	Last post by Peggsy Tue Dec 18, 2007 5:42 am
change in elution order by Raquel » Mon Dec 17, 2007 6:48 pm	1	2307	Last post by Uwe Neue Tue Dec 18, 2007 2:08 am
ginseng asian extract by paul duque » Mon Dec 17, 2007 4:35 am	2	2009	Last post by Uwe Neue Tue Dec 18, 2007 1:57 am
Hplc-serum ribavirin-where can I get a lab done, NEED HELP- by merrybe » Mon Dec 17, 2007 11:29 pm	0	1808	Last post by merrybe Mon Dec 17, 2007 11:29 pm
EPA 8330 suggestions? by bisnettrj2 » Sat Dec 15, 2007 10:04 pm	0	2147	Last post by bisnettrj2 Sat Dec 15, 2007 10:04 pm
ACN/Acidic Buffer baseline "junk" problem by randy » Tue Oct 09, 2007 2:22 pm	13	5409	Last post by tom jupille Sat Dec 15, 2007 6:52 pm
HPLC peak of the solvent by anjali » Thu Dec 13, 2007 7:46 am	2	5018	Last post by tom jupille Sat Dec 15, 2007 3:55 pm
Injector-waters/agilent/dionex?? by rick1112 » Fri Dec 14, 2007 5:37 am	2	2922	Last post by attila01 Fri Dec 14, 2007 9:56 pm
mobile phase and buffer expiration dating by srdales » Thu Dec 13, 2007 7:10 pm	1	2737	Last post by DR Fri Dec 14, 2007 2:48 pm
Is it possible to remove acetic acid with SPE in a wine? by IsotopeC14 » Thu Dec 13, 2007 11:48 pm	3	2564	Last post by Kostas Petritis Fri Dec 14, 2007 2:01 pm
UPLC for triple quad by Fluterd » Mon Dec 10, 2007 3:31 pm	4	2639	Last post by Kostas Petritis Thu Dec 13, 2007 11:45 pm
methionine oxidation during reverse phase hplc by Nicola » Mon Dec 10, 2007 1:18 pm	6	4117	Last post by Kostas Petritis Thu Dec 13, 2007 11:37 pm
Garlic by Chris » Tue Dec 04, 2007 11:49 pm	2	2292	Last post by AdrianF Thu Dec 13, 2007 4:18 pm
prediction of retention for gradient by Supernova » Wed Dec 12, 2007 9:10 pm	1	2062	Last post by tom jupille Wed Dec 12, 2007 9:26 pm
NaOH and HPAEC-PAD by rick1112 » Sun Nov 25, 2007 8:00 pm	2	2824	Last post by Chris Pohl Wed Dec 12, 2007 8:44 pm
Determination of Chloride in ppb concentration by Anders Bach » Wed Dec 05, 2007 3:06 pm	3	3231	Last post by XL Wed Dec 12, 2007 6:12 am
what shall do if I have components retained? by moonchips » Fri Dec 07, 2007 9:37 pm	3	2184	Last post by Uwe Neue Tue Dec 11, 2007 11:25 pm
Can I stwich between buffers in 5min in my program? by moonchips » Thu Dec 06, 2007 7:12 pm	13	3915	Last post by danko Tue Dec 11, 2007 10:55 pm
Waters Atlantis columns vs Phenomenex Synergi Polar by adam » Mon Dec 10, 2007 9:49 pm	1	2296	Last post by Uwe Neue Tue Dec 11, 2007 2:36 am
IC method for MSA and BSA? by duantech » Sat Oct 13, 2007 3:36 pm	5	3472	Last post by JMadden Tue Dec 11, 2007 12:07 am
HPLC & FT_NIR by SRINIVASAN » Sun Dec 09, 2007 11:36 am	3	2164	Last post by yangz00g Mon Dec 10, 2007 9:04 pm
replacement Anion exchange column for Pharmacia MONO Q by grrr_aham » Mon Dec 10, 2007 3:02 pm	1	2413	Last post by danko Mon Dec 10, 2007 8:07 pm
RPLC: polymeric VS monomeric and C18 VS C30 by yhan » Thu Dec 06, 2007 7:58 am	2	2783	Last post by adam Mon Dec 10, 2007 5:40 pm
Mystery peak showing up in Atropine Assay by KarenJ » Fri Dec 07, 2007 9:01 pm	4	2403	Last post by AdrianF Mon Dec 10, 2007 3:00 pm

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