Liquid Chromatography

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Ion Chromatography Discussions about IC and related topics Topics: 398	398	1498	Last post Re: Carbonates by liko44 Sat Oct 18, 2025 5:45 am
Capillary Electrophoresis Discussions about CE, MEKC and related topics Topics: 52	52	110	Last post Re: Sudden Unknown Peak Durin… by Multidimensional Fri Aug 01, 2025 3:47 pm
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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11908 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	63958	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

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Naphazoline Hydrochloride by Ivymike » Tue Nov 15, 2011 10:47 pm	4	1585	Last post by HPLCaddict Sat Nov 19, 2011 8:18 am
RS - Method validation for undiluted sample (injectables) by mylsamyp » Fri Nov 18, 2011 10:00 am	3	1385	Last post by mylsamyp Sat Nov 19, 2011 7:38 am
OQ/PV problem by qfiviera » Wed Nov 16, 2011 3:02 pm	11	2187	Last post by carlos.teixeira Fri Nov 18, 2011 8:32 pm
DMSO as HPLC solvent by jiangds06 » Mon Nov 14, 2011 4:58 pm	4	2518	Last post by carlos.teixeira Fri Nov 18, 2011 8:17 pm
Ion exchange using DOWEX by etro9 » Fri Nov 18, 2011 12:41 pm	1	1563	Last post by tom jupille Fri Nov 18, 2011 4:11 pm
on column dilution technique by jiangds06 » Fri Oct 28, 2011 9:38 pm	5	2299	Last post by jiangds06 Fri Nov 18, 2011 3:21 pm
1.8µm column clog by barmassy » Mon Oct 31, 2011 3:40 pm	8	1508	Last post by idlewildq Fri Nov 18, 2011 9:20 am
Question about graphitized carbon column by squall » Fri Nov 04, 2011 5:24 am	7	1664	Last post by idlewildq Fri Nov 18, 2011 8:03 am
Eksigent expressHT ultra by idlewildq » Fri Nov 18, 2011 7:36 am	0	1093	Last post by idlewildq Fri Nov 18, 2011 7:36 am
inexpensive glass chromatography columns by parkerpal » Thu Nov 17, 2011 4:31 pm	1	1102	Last post by tom jupille Fri Nov 18, 2011 3:37 am
Peaks are splitting, using SPE Cartridge by VJ » Wed Nov 16, 2011 5:51 pm	2	1204	Last post by tom jupille Fri Nov 18, 2011 3:35 am
GC vs LC for TAG analysis by bryan12345 » Fri Nov 18, 2011 2:42 am	0	1089	Last post by bryan12345 Fri Nov 18, 2011 2:42 am
Diode Array question (wavelength range) by sam0807 » Thu Nov 17, 2011 10:28 pm	0	1165	Last post by sam0807 Thu Nov 17, 2011 10:28 pm
Three columns with different lots of packing by Consumer Products Guy » Thu Nov 17, 2011 6:07 pm	1	1211	Last post by unmgvar Thu Nov 17, 2011 8:35 pm
Convert HPLC to FIA system??? by anietyx0 » Thu Nov 10, 2011 1:57 am	11	2269	Last post by JGK Thu Nov 17, 2011 7:45 pm
Can chilling a column cause physical damage? by DoryFish » Thu Oct 27, 2011 2:23 am	10	2043	Last post by David Weis Thu Nov 17, 2011 7:08 pm
Negative Peak in IC analysis by hchauhr » Thu Nov 10, 2011 2:14 pm	4	7114	Last post by hchauhr Thu Nov 17, 2011 12:27 pm
Cleaning/restoring Ion-exchange media by Pernath » Sat Nov 12, 2011 9:30 pm	3	1337	Last post by Pernath Wed Nov 16, 2011 11:21 pm
[CZE] Question by MauriceS » Sat Aug 13, 2011 10:28 am	7	44509	Last post by nschwartz Wed Nov 16, 2011 7:10 pm
Frozen fingertight fittings by seravitae » Wed Nov 16, 2011 4:17 am	2	1704	Last post by MaryCarson Wed Nov 16, 2011 4:35 pm
LOD LOQ HPLC Agilent 1200 by push » Sun Nov 13, 2011 9:58 am	11	4122	Last post by tom jupille Wed Nov 16, 2011 4:00 pm
unexplained drop off in anion concentration of references by metaltech » Tue Nov 15, 2011 11:28 am	1	1552	Last post by aamorin Tue Nov 15, 2011 6:44 pm
UPLC - cannot achieve >=250 for signal-to-noise by annalls26 » Tue Nov 15, 2011 5:24 am	4	1937	Last post by HPLCaddict Tue Nov 15, 2011 4:22 pm
Chromatographic tech training by onoiribholo » Tue Nov 15, 2011 12:10 pm	1	1676	Last post by tom jupille Tue Nov 15, 2011 3:19 pm
Columns for SEC/GPC by jabolko » Tue Oct 11, 2011 11:55 am	16	4792	Last post by jabolko Mon Nov 14, 2011 10:25 am
Separation of monoand bisultap on HPLC by praveenpaliwal » Sat Nov 12, 2011 7:05 pm	1	1721	Last post by Bintang Mon Nov 14, 2011 8:21 am
varian by mona » Sat Nov 12, 2011 3:06 am	1	1551	Last post by DoryFish Mon Nov 14, 2011 1:02 am
HPLC calibration in normal phase by Vaishali Kulkarni » Sat Nov 12, 2011 12:56 pm	1	2231	Last post by Consumer Products Guy Sat Nov 12, 2011 3:28 pm
Anybody working on CE? by beyond_horizon » Sat Nov 27, 2010 7:46 am	3	26095	Last post by cari Fri Nov 11, 2011 4:33 pm
Capillary Electrophoresis Setup by ChromStud5.0 » Wed Aug 17, 2011 12:14 am	1	8525	Last post by cari Fri Nov 11, 2011 4:29 pm
Looking accesories for capillary electrophoresis MDQ by Igasa » Wed Sep 28, 2011 6:32 pm	2	46028	Last post by stev434 Sat Sep 07, 2013 8:58 pm
Protein eluting on blank runs, is it cysteine's fault? by fasteningclip » Tue Nov 08, 2011 4:55 pm	6	2264	Last post by Andy Alpert Thu Nov 10, 2011 3:51 pm
UV DAD Agilent file format by sargelavoie » Thu Nov 10, 2011 2:51 pm	0	2366	Last post by sargelavoie Thu Nov 10, 2011 2:51 pm
Waters HPLC system newbie by FragranceChem » Thu Nov 10, 2011 2:46 pm	9	6090	Last post by cody84 Mon Dec 12, 2011 3:14 pm
LCMS componentry for long chain wax compounds by ZeroAir » Wed Nov 09, 2011 11:48 pm	0	1613	Last post by ZeroAir Wed Nov 09, 2011 11:48 pm
ion pair chromatography by qfiviera » Wed Nov 09, 2011 2:49 pm	3	1766	Last post by qfiviera Wed Nov 09, 2011 4:15 pm
spectra system P4000 pump solvent leakage by parkerpal » Wed Nov 09, 2011 2:30 pm	2	1638	Last post by parkerpal Wed Nov 09, 2011 4:13 pm
How can I do with autoinjector? by pakrimoo » Wed Nov 09, 2011 2:00 am	3	1702	Last post by qfiviera Wed Nov 09, 2011 2:45 pm
Benzoyl Peroxides and C8 and C18 stationary phases by luischinch » Tue Nov 08, 2011 2:47 am	3	1753	Last post by tom jupille Tue Nov 08, 2011 4:34 pm
THIOCYANATE ION CHROMATOGRAPHY by cegrunder2 » Tue Nov 08, 2011 3:55 pm	1	5195	Last post by Markus Laeubli, Metrohm Tue Nov 08, 2011 4:21 pm
low HPLC assay results by gys25016 » Tue Nov 01, 2011 9:15 am	1	2036	Last post by max_planck Tue Nov 08, 2011 1:55 pm
Magnesium by Conductivity Detector by GaryR » Fri Nov 04, 2011 8:56 pm	1	5315	Last post by Markus Laeubli, Metrohm Tue Nov 08, 2011 8:03 am
How to make an Alliance inert? by Mattias » Mon Nov 07, 2011 9:46 am	3	2104	Last post by zokitano Mon Nov 07, 2011 3:59 pm
Vitamin D analysis by nellermann » Fri Aug 19, 2011 8:39 pm	7	2477	Last post by Bradtop Sun Nov 06, 2011 11:19 pm
flow marker GPC with HFIP by pieter » Fri Nov 04, 2011 2:02 pm	2	2610	Last post by JokerB Sun Nov 06, 2011 5:25 pm
Comparison of Kinetex and Acquity columns by Mattias » Wed Oct 12, 2011 8:35 am	6	7281	Last post by adam Sat Nov 05, 2011 6:10 pm
Pros and Cons of two different LC systems by Malarac » Mon Oct 10, 2011 10:28 pm	8	4728	Last post by unmgvar Fri Nov 04, 2011 9:09 am
Agilent 1100 Series Autosampler Thermostat Reference Manual by scottythree » Thu Nov 03, 2011 10:17 am	4	3500	Last post by lynzjm Thu Nov 03, 2011 3:24 pm
Varian HPLC Galaxie software by pmonckton » Thu Oct 27, 2011 11:49 pm	3	7314	Last post by Sunny.Singh Thu Jul 16, 2020 8:53 am
Effect of Tetrabutyl ammonium on Columns by adam » Tue Nov 01, 2011 9:14 pm	3	2068	Last post by tom jupille Wed Nov 02, 2011 11:07 pm

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