Liquid Chromatography

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Ion Chromatography Discussions about IC and related topics Topics: 402	402	1507	Last post Re: Setting retention time wi… by Jofichrom Fri Mar 06, 2026 2:33 pm
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: 120	120	469	Last post Re: High-temp filtration of c… by DR Tue Jan 06, 2026 5:42 pm

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11919 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	88667	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Does the size of solvent container matter? by PEA » Fri Aug 19, 2005 4:46 pm	6	3382	Last post by syx Mon Sep 12, 2005 9:27 am
Small column by aruna sharma » Mon Sep 05, 2005 4:57 pm	2	2822	Last post by syx Mon Sep 12, 2005 9:15 am
RSD by ajaib5 » Mon Aug 08, 2005 7:47 am	13	15805	Last post by syx Mon Sep 12, 2005 7:08 am
Analysis of Dextrose and Mannitol by Philip Abraham » Sat Sep 03, 2005 7:09 am	2	3410	Last post by Philip Abraham Sat Sep 10, 2005 2:43 pm
Resistance of Primesep-200 column to HFBA by Kazimierz » Fri Sep 09, 2005 5:21 pm	3	3348	Last post by SIELC_Tech Fri Sep 09, 2005 8:03 pm
Ginsenosides in Multivitamins by Tony_Montanari » Tue Aug 23, 2005 7:20 pm	2	3145	Last post by Tony_Montanari Fri Sep 09, 2005 4:21 pm
Question for Primesep by stanlee » Thu Sep 01, 2005 1:40 pm	19	7292	Last post by HW Mueller Fri Sep 09, 2005 3:35 pm
Highly hydrated inorganic ions in anion exchange hplc. by Victor » Wed Aug 24, 2005 2:38 pm	11	7345	Last post by Bill Tindall Thu Sep 08, 2005 9:13 pm
looking for P/ACE MDQ LIF detector by folive » Wed Aug 17, 2005 9:31 pm	3	3499	Last post by folive Thu Sep 08, 2005 7:06 pm
Diol column question by sdnico » Wed Sep 07, 2005 3:35 pm	2	2723	Last post by sdnico Wed Sep 07, 2005 7:22 pm
spilt peak by moon704520 » Wed Sep 07, 2005 5:04 am	1	2899	Last post by tom jupille Wed Sep 07, 2005 3:46 pm
DryLab for Mixed Mode Separations by Rob Burgess » Wed Aug 31, 2005 1:49 pm	6	3496	Last post by tom jupille Tue Sep 06, 2005 6:05 pm
Question for Dionex Technical Service Reps by PeteMartin » Thu Sep 01, 2005 7:09 pm	1	2637	Last post by kannan_srinivasan Tue Sep 06, 2005 4:46 pm
Use of glass cell in the UV region by Ricardinio » Sat Sep 03, 2005 12:31 pm	2	3123	Last post by Mark Tracy Tue Sep 06, 2005 4:39 pm
Does the pH matter for the efficacy of TBA? by Ricardinio » Thu Aug 25, 2005 10:48 pm	9	3922	Last post by Mark Tracy Tue Sep 06, 2005 4:27 pm
split peaks by kvalliappan » Mon Aug 29, 2005 2:26 pm	5	3721	Last post by kvalliappan Tue Sep 06, 2005 12:31 pm
sulindac sulfide by zhengmin » Tue Sep 06, 2005 8:18 am	0	2628	Last post by zhengmin Tue Sep 06, 2005 8:18 am
Ion Pairing by EyD » Thu Sep 01, 2005 2:50 pm	9	6936	Last post by sneha Tue Sep 06, 2005 6:37 am
Column by aruna sharma » Mon Sep 05, 2005 4:49 pm	1	2734	Last post by tom jupille Tue Sep 06, 2005 12:39 am
METHOD VALIDATION -- A QUIK question by dwalker » Mon Sep 05, 2005 6:52 pm	2	2950	Last post by dwalker Mon Sep 05, 2005 9:18 pm
Polarity! by amaryl » Sat Sep 03, 2005 9:18 pm	6	10532	Last post by tom jupille Mon Sep 05, 2005 3:01 pm
IBANDRONATE SODIUM- HPLC METHOD by pat » Tue Aug 30, 2005 12:07 pm	7	7213	Last post by syx Mon Sep 05, 2005 1:53 am
bacterial identification by vestelshirley » Fri Sep 02, 2005 12:30 pm	2	2896	Last post by Victor Sat Sep 03, 2005 5:37 pm
Weighing using plasticware by Ricardinio » Fri Sep 02, 2005 8:55 pm	4	3593	Last post by james little Sat Sep 03, 2005 1:51 pm
varian lamp by moon704520 » Sun Aug 28, 2005 8:13 am	1	2851	Last post by Chris0000 Sat Sep 03, 2005 6:15 am
Use of sodium perchlorate / perchloric acid in MP by John G » Tue Aug 30, 2005 3:44 pm	6	7316	Last post by Chris Pohl Sat Sep 03, 2005 4:59 am
waters 717 autosampler by vestelshirley » Thu Sep 01, 2005 8:49 pm	1	3092	Last post by Hugh Fri Sep 02, 2005 11:40 pm
Does the standard have to be treated as samples? by mdyo » Wed Aug 31, 2005 8:00 pm	5	3639	Last post by mdyo Fri Sep 02, 2005 10:26 pm
Reporting r vs R^2 value by Ricardinio » Thu Aug 25, 2005 4:48 pm	3	3133	Last post by Ricardinio Fri Sep 02, 2005 8:50 pm
Uncertainity measurements in chromatography by bhuva31 » Mon Aug 15, 2005 6:13 am	4	3760	Last post by vestelshirley Fri Sep 02, 2005 12:14 pm
Ethephon by leon » Thu Aug 25, 2005 9:52 am	8	4565	Last post by Poskrobko Jan Fri Sep 02, 2005 7:38 am
Rverse or normal phase by okara » Thu Sep 01, 2005 8:27 pm	1	4921	Last post by tom jupille Thu Sep 01, 2005 9:48 pm
Shifting RT on VV peak by DeimerlyC » Wed Aug 31, 2005 6:30 pm	2	3003	Last post by DeimerlyC Thu Sep 01, 2005 5:19 pm
How to dissolve butylbenzene for RPLC by Koen Hollebekkers » Thu Sep 01, 2005 3:47 pm	3	2954	Last post by chromatographer1 Thu Sep 01, 2005 5:15 pm
Silica column - please help by Andrea Hilton » Thu Jul 28, 2005 2:44 pm	2	2954	Last post by okara Thu Sep 01, 2005 5:14 pm
Pressure Buildup by Pierre Robitaille » Tue Aug 30, 2005 12:08 pm	10	4081	Last post by Pierre Robitaille Thu Sep 01, 2005 11:25 am
HPLC Software by kvalliappan » Mon Aug 29, 2005 1:12 am	5	3700	Last post by guting Wed Aug 31, 2005 6:01 pm
RP of large proteins by dorunrun » Mon Aug 29, 2005 9:46 pm	3	3184	Last post by HW Mueller Wed Aug 31, 2005 3:35 pm
[TLC] Analysis of amino esters by TLC by seacrd » Wed Aug 31, 2005 2:12 pm	2	3321	Last post by seacrd Wed Aug 31, 2005 3:34 pm
Stuck on Fitting by syx » Wed Aug 31, 2005 1:43 am	2	2967	Last post by syx Wed Aug 31, 2005 8:13 am
Out of Trend in stability by ajaib5 » Mon Aug 29, 2005 10:41 am	2	2801	Last post by MK Tue Aug 30, 2005 7:02 pm
chiral HPLC analysis by kvalliappan » Mon Aug 29, 2005 1:23 am	3	3410	Last post by gemm Tue Aug 30, 2005 7:06 am
Basline oscillation by Amar » Mon Aug 22, 2005 10:32 pm	8	6024	Last post by Mark Tracy Tue Aug 30, 2005 12:30 am
Needle Wash by Apple_insci » Fri Aug 26, 2005 8:22 pm	2	4203	Last post by folive Mon Aug 29, 2005 9:36 pm
Retention times increasing by Tequila » Mon Aug 29, 2005 1:12 pm	3	3145	Last post by Mark Tracy Mon Aug 29, 2005 4:11 pm
Problem with negative peak in Ion Chromatography by fatBrain » Thu Jul 21, 2005 6:40 am	6	11539	Last post by Markus Laeubli, Metrohm Mon Aug 29, 2005 11:12 am
Column capacity by Gabriella » Sun Aug 28, 2005 7:45 pm	1	2910	Last post by tom jupille Mon Aug 29, 2005 7:15 am
below the Limit of quantification by infodas » Fri Aug 26, 2005 3:33 pm	3	5051	Last post by pawan ratra Sat Aug 27, 2005 3:09 pm
toluenesulfonic acid by Mark » Wed Aug 03, 2005 4:01 pm	9	5091	Last post by Chris Pohl Sat Aug 27, 2005 1:24 am
Dionex Surfactant Column and other columns for acids by james little » Fri Aug 26, 2005 11:18 am	1	2815	Last post by XL Sat Aug 27, 2005 12:57 am

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