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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11916 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	83559	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Biggest Breakthrough in HPLC in 25 years! by Supercritical » Wed Feb 16, 2005 11:50 am	53	19547	Last post by Chris Pohl Tue Mar 15, 2005 1:12 am
STRANGE COLUMN by chris knutsen » Mon Mar 14, 2005 5:21 pm	2	3475	Last post by Uwe Neue Mon Mar 14, 2005 11:22 pm
Problem with Autosampler first injection going bad by gsck9 » Thu Feb 24, 2005 3:55 pm	10	6527	Last post by carmona Sat Mar 12, 2005 8:33 pm
Short monolithic disks for large molecules by adam » Wed Mar 02, 2005 9:30 pm	5	3914	Last post by tom jupille Fri Mar 11, 2005 10:32 pm
Which Ion-Pair Reagent? TEA, TEAA, TBAA? by jebus » Wed Mar 09, 2005 4:44 am	4	6539	Last post by Chris Pohl Fri Mar 11, 2005 8:45 pm
strange negative peaks by jadallah » Tue Mar 08, 2005 1:44 pm	3	3428	Last post by jadallah Fri Mar 11, 2005 3:31 pm
Varian Galaxie, Waters EMpoweror Agilent 1100 ?? by tayzyboy » Tue Feb 22, 2005 5:12 pm	4	4157	Last post by ConstantinS Fri Mar 11, 2005 8:17 am
An interesting Peptide HPLC by ananda » Mon Feb 21, 2005 9:38 pm	21	9434	Last post by Kostas Petritis Fri Mar 11, 2005 1:18 am
Injection loop material by laudrup » Wed Feb 09, 2005 7:39 am	15	8531	Last post by marc Thu Mar 10, 2005 10:51 pm
HPLC Method for MIVACURIUM CHLORIDE by Chem1 » Wed Mar 09, 2005 7:46 pm	4	3831	Last post by Kazimierz Thu Mar 10, 2005 6:59 pm
IgG by Thomas74 » Thu Mar 10, 2005 10:48 am	4	3576	Last post by HW Mueller Thu Mar 10, 2005 3:04 pm
scalability b/w analytical and capillary LC by smiley » Thu Mar 03, 2005 1:58 am	16	7762	Last post by adam Thu Mar 10, 2005 2:00 pm
Polar-embedded selectivity by JA » Tue Mar 08, 2005 12:03 am	9	4947	Last post by Bill Tindall Thu Mar 10, 2005 1:23 pm
Column test solutions by CSV » Fri Mar 04, 2005 11:03 am	6	5522	Last post by Provetech Wed Mar 09, 2005 4:16 pm
OOS: Grubbs' test by angupa » Wed Mar 09, 2005 11:25 am	0	3418	Last post by angupa Wed Mar 09, 2005 11:25 am
Post-column derivatization: static vs dynamic mixers by adam » Wed Mar 02, 2005 6:14 pm	10	6284	Last post by HW Mueller Wed Mar 09, 2005 7:42 am
HPLC method for Ziprasidone by N.V.V.S.S. RAMAN » Sun Mar 06, 2005 6:47 am	3	3855	Last post by Uwe Neue Tue Mar 08, 2005 11:32 pm
ion pair gradients by stanlee » Tue Mar 08, 2005 9:02 am	7	4499	Last post by tom jupille Tue Mar 08, 2005 5:44 pm
Hplc method for triphenylphosphine by Antje » Tue Mar 08, 2005 9:44 am	0	4195	Last post by Antje Tue Mar 08, 2005 9:44 am
coelution by annethebault » Mon Mar 07, 2005 2:10 pm	1	3310	Last post by tom jupille Mon Mar 07, 2005 4:20 pm
Internal standard by kvalliappan » Sat Mar 05, 2005 1:35 pm	4	3766	Last post by tom jupille Mon Mar 07, 2005 4:14 pm
pH adjustment of mobile phase by kvalliappan » Sun Mar 06, 2005 3:35 am	3	4856	Last post by Bill Tindall Sun Mar 06, 2005 9:40 pm
HPLC method for Ziprasidone by N.V.V.S.S. RAMAN » Sat Mar 05, 2005 1:07 pm	1	3263	Last post by Ann Sat Mar 05, 2005 9:32 pm
Ion exclusion or ligand exchange? by Fabiano » Mon Feb 28, 2005 5:09 pm	2	3636	Last post by ConstantinS Sat Mar 05, 2005 11:21 am
negative peak by jduan » Fri Mar 04, 2005 3:27 am	3	4088	Last post by jduan Sat Mar 05, 2005 4:20 am
sudden drop in baseline by jzt » Fri Mar 04, 2005 12:20 am	7	8760	Last post by tom jupille Fri Mar 04, 2005 10:33 pm
dissolution by nihal » Thu Mar 03, 2005 8:04 pm	1	3154	Last post by Dan Fri Mar 04, 2005 6:34 pm
HPTLC Method Validation by viru » Wed Mar 02, 2005 11:09 am	3	3789	Last post by tom jupille Fri Mar 04, 2005 12:47 pm
TLC by aniket » Mon Feb 21, 2005 6:42 am	11	7042	Last post by aniket Fri Mar 04, 2005 5:00 am
Oligomer Analysis by jan » Tue Mar 01, 2005 10:15 pm	4	3942	Last post by Uwe Neue Fri Mar 04, 2005 2:19 am
Does anyone learn something at PITTCON? by Steve » Thu Dec 23, 2004 3:16 pm	7	5048	Last post by Ron Thu Mar 03, 2005 9:43 pm
Loss of retention on a HILIC by mah » Fri Feb 25, 2005 7:56 am	14	5996	Last post by Kazimierz Thu Mar 03, 2005 5:00 pm
Separation of Three Insulins by Nalizer » Sat Feb 19, 2005 1:35 pm	9	4569	Last post by HW Mueller Thu Mar 03, 2005 1:11 pm
Glycerol impurity by MK » Wed Mar 02, 2005 2:38 pm	2	3783	Last post by MK Thu Mar 03, 2005 6:48 am
Detection specificity ??? by Urzuz » Tue Mar 01, 2005 9:15 pm	5	3750	Last post by tom jupille Thu Mar 03, 2005 3:50 am
Uniformity of Content: regulatory affairs by A.Nonymous » Tue Mar 01, 2005 6:39 am	3	3206	Last post by syx Thu Mar 03, 2005 12:54 am
LC-system by tarola » Fri Feb 25, 2005 4:07 pm	1	2836	Last post by Sallybeetle Wed Mar 02, 2005 8:42 pm
Beckman 166 detector failed to calibrate by wayne » Sat Feb 26, 2005 2:01 am	3	3716	Last post by Klaus Wed Mar 02, 2005 4:15 pm
glicosides triterpenes by paulo » Tue Mar 01, 2005 7:44 pm	0	2758	Last post by paulo Tue Mar 01, 2005 7:44 pm
% Ret time window for HPLC by michaelcarolus » Tue Mar 01, 2005 5:55 am	1	3812	Last post by David Blais Tue Mar 01, 2005 6:34 pm
HPTLC method validation by viru » Tue Mar 01, 2005 6:25 am	1	3017	Last post by aniket Tue Mar 01, 2005 6:28 am
Loss of resolution by Sarahr » Wed Feb 23, 2005 9:43 am	11	6233	Last post by Uwe Neue Mon Feb 28, 2005 9:51 pm
EDTA + Eliminating metal ions by Sarahr » Mon Feb 28, 2005 1:53 pm	1	5699	Last post by Mark Tracy Mon Feb 28, 2005 5:44 pm
Waters Acquity HPLC by James Hillis » Thu Feb 24, 2005 2:16 pm	4	4326	Last post by michaelcarolus Mon Feb 28, 2005 6:09 am
robustness study! by adams » Tue Feb 15, 2005 9:01 am	5	4442	Last post by FARD Sat Feb 26, 2005 6:54 am
Aqueous normal phase HPLC? by Rose » Fri Feb 25, 2005 11:45 am	7	5727	Last post by Uwe Neue Fri Feb 25, 2005 11:45 pm
separation by TLC by madler » Fri Feb 25, 2005 5:59 am	1	3079	Last post by tom jupille Fri Feb 25, 2005 8:44 pm
Tailing problem by Sarahr » Wed Feb 23, 2005 2:54 pm	5	3779	Last post by Mark Tracy Fri Feb 25, 2005 4:58 pm
HPLC Method Validation- Accuracy by Chem1 » Mon Feb 21, 2005 3:39 pm	18	8981	Last post by mdyo Fri Feb 25, 2005 4:31 pm
Reproducibility problems on Hypercarb by sahram » Tue Feb 22, 2005 1:56 pm	14	7357	Last post by HW Mueller Fri Feb 25, 2005 7:42 am

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