Liquid Chromatography

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Ion Chromatography Discussions about IC and related topics Topics: 399	399	1500	Last post Re: Inquiry: Replacement hous… by cpell Thu Nov 13, 2025 5:02 pm
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11911 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	76655	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Positional Isomers by JBush » Thu Oct 20, 2005 3:38 pm	9	4245	Last post by JBush Thu Oct 27, 2005 3:30 pm
Kojic acid by kuzao » Thu Oct 27, 2005 11:38 am	2	2575	Last post by kuzao Thu Oct 27, 2005 3:14 pm
Risedronate by Susanne » Thu Oct 20, 2005 11:17 am	5	3207	Last post by EH Wed Oct 26, 2005 6:11 pm
smallest particle stationary phase for LC by chembot » Wed Oct 26, 2005 2:41 am	2	2843	Last post by Uwe Neue Wed Oct 26, 2005 4:20 pm
chromatograph for PVC by adina » Wed Oct 26, 2005 3:39 pm	0	2363	Last post by adina Wed Oct 26, 2005 3:39 pm
ELSD signal by Monika » Mon Oct 24, 2005 11:06 am	9	6553	Last post by Kostas Petritis Wed Oct 26, 2005 3:24 pm
anion exchange of proteins by SSGG » Wed Oct 12, 2005 12:32 am	8	4960	Last post by chembot Wed Oct 26, 2005 2:43 am
base line Hump by SRIMAN » Sat Oct 22, 2005 5:02 am	7	5802	Last post by Kostas Petritis Tue Oct 25, 2005 6:16 pm
Sugar Separation Problems by josebenjamin » Thu Oct 20, 2005 2:43 pm	14	6826	Last post by josebenjamin Tue Oct 25, 2005 1:10 pm
About TFA by mdyo » Fri Aug 19, 2005 5:50 pm	54	22159	Last post by HW Mueller Mon Oct 24, 2005 7:46 am
Correct GLP for carryover in a sequence run by unmgvar » Thu Oct 13, 2005 9:00 pm	4	3726	Last post by unmgvar Sun Oct 23, 2005 8:01 pm
Buffers by just me » Thu Oct 20, 2005 1:59 pm	4	3141	Last post by Bill Tindall Sat Oct 22, 2005 3:13 pm
Diluent Peak by aruna sharma » Fri Oct 21, 2005 4:10 pm	1	3046	Last post by tom jupille Fri Oct 21, 2005 6:59 pm
Chromquest help by josebenjamin » Fri Oct 14, 2005 7:12 pm	3	3673	Last post by josebenjamin Fri Oct 21, 2005 4:50 pm
internal standard by rima patel » Wed Oct 19, 2005 2:12 pm	2	2915	Last post by james little Thu Oct 20, 2005 11:48 pm
HELP : negative baseline drift on RI detector by h.piatkowski@comalc.com » Tue Oct 18, 2005 1:25 pm	1	2976	Last post by tom jupille Thu Oct 20, 2005 11:11 pm
Entantioseparation of D,L-3-phenyllactic acid by Malte.Beringer » Thu Oct 20, 2005 9:52 am	3	3029	Last post by Cliff Mitchell Thu Oct 20, 2005 8:46 pm
Retention of small amine by Thunderbunny » Tue Oct 18, 2005 10:42 am	16	6521	Last post by SIELC_Tech Thu Oct 20, 2005 7:37 pm
Corona Aerosol Discharge detectors by DR » Thu Oct 20, 2005 2:43 pm	2	2747	Last post by Kostas Petritis Thu Oct 20, 2005 6:17 pm
cryofocusing used on hplc? by smiley » Wed Oct 19, 2005 7:37 am	6	3531	Last post by Kostas Petritis Thu Oct 20, 2005 6:10 pm
HPLC, for "Munchausen syndrome by proxy" diagnosti by Kazimierz » Thu Oct 20, 2005 5:43 pm	0	2505	Last post by Kazimierz Thu Oct 20, 2005 5:43 pm
Assay of Quaternary Amine by GoldLeader » Thu Oct 20, 2005 1:57 pm	1	2436	Last post by Chris Pohl Thu Oct 20, 2005 5:13 pm
Derivatisation HELP needed by just me » Sun Oct 16, 2005 7:01 pm	4	3146	Last post by just me Thu Oct 20, 2005 1:56 pm
Specification for impurities by ajaib5 » Wed Oct 19, 2005 7:54 am	5	2756	Last post by DR Thu Oct 20, 2005 1:48 pm
Loss of sensitivity SEC-column by dingemap » Thu Oct 20, 2005 6:11 am	2	2703	Last post by HW Mueller Thu Oct 20, 2005 7:58 am
Sulfur Assay by redzilla » Thu Oct 13, 2005 10:45 pm	6	4766	Last post by tom jupille Thu Oct 20, 2005 6:21 am
Primesep 100 and Primesep 200 columns by Victor » Tue Oct 18, 2005 11:20 am	16	9025	Last post by Yury Zelechonok Thu Oct 20, 2005 2:38 am
silica/alumina chromatography by ap01 » Wed Oct 12, 2005 1:37 pm	3	3204	Last post by ap01 Wed Oct 19, 2005 1:58 pm
Protein 'purity' by HPLC by SSGG » Tue Oct 18, 2005 9:37 am	4	4522	Last post by SSGG Wed Oct 19, 2005 9:19 am
Column Life on Storage by syx » Mon Oct 17, 2005 12:53 am	8	5649	Last post by syx Wed Oct 19, 2005 12:52 am
White Fuzz On The Fittings by syx » Mon Oct 17, 2005 12:47 am	4	3023	Last post by tom jupille Tue Oct 18, 2005 12:46 pm
Mass balance by mpepler » Thu Oct 13, 2005 3:10 am	21	10158	Last post by Rob Burgess Tue Oct 18, 2005 11:02 am
mobile phase - HPLC by veronika » Fri Oct 14, 2005 4:31 pm	9	4305	Last post by HW Mueller Tue Oct 18, 2005 6:47 am
HPLC-SEC column problem by TimJ » Tue Oct 11, 2005 9:07 am	9	5118	Last post by tom jupille Mon Oct 17, 2005 5:11 pm
Impurities with new or old column by GT » Fri Oct 14, 2005 8:45 am	3	2773	Last post by tom jupille Mon Oct 17, 2005 4:56 pm
Size particle by lotussss » Sun Oct 16, 2005 11:23 am	1	2427	Last post by tom jupille Sun Oct 16, 2005 9:13 pm
The pressure of LC fluctuates by shangyer » Wed Oct 12, 2005 1:44 pm	2	2782	Last post by Consumer Products Guy Fri Oct 14, 2005 3:08 pm
Help for a new method by angupa » Mon Oct 10, 2005 3:45 pm	2	2479	Last post by B.Laudrup Fri Oct 14, 2005 8:31 am
Experienced with Hypercarb columns? Opinion? by khimik » Tue Oct 11, 2005 3:46 am	5	4249	Last post by Kostas Petritis Fri Oct 14, 2005 5:25 am
perfluorocarboxylic acids as IPR by dlliu » Wed Oct 12, 2005 11:23 pm	2	2719	Last post by Kostas Petritis Fri Oct 14, 2005 5:09 am
Hepatitis vaccine by ogming » Fri Oct 14, 2005 4:47 am	0	2065	Last post by ogming Fri Oct 14, 2005 4:47 am
Fatty acid analysis by Jon Woollard » Fri Oct 07, 2005 7:46 am	3	2874	Last post by ym3142 Thu Oct 13, 2005 4:03 pm
Method transfer in a GMP lab by GT » Wed Oct 12, 2005 6:59 am	8	3713	Last post by tom jupille Wed Oct 12, 2005 9:41 pm
Glimepiride Isomers by syx » Mon Oct 10, 2005 12:28 am	5	3195	Last post by syx Wed Oct 12, 2005 7:32 am
Robustness in AEX, mobile phase composition by MK » Tue Oct 11, 2005 11:32 am	3	3137	Last post by tom jupille Wed Oct 12, 2005 6:14 am
Buffer regions / titration curve of ammonium acetate by khimik » Tue Oct 11, 2005 3:33 am	1	3522	Last post by HW Mueller Tue Oct 11, 2005 7:20 am
Ion-pair equilibration time by EH » Mon Oct 10, 2005 6:15 pm	2	3427	Last post by SIELC_Tech Mon Oct 10, 2005 8:45 pm
Pyrrolidine and TEA by Koen Hollebekkers » Fri Oct 07, 2005 8:58 am	3	3251	Last post by Mark Tracy Mon Oct 10, 2005 6:01 pm
Good practice on DX600 (continued) by zhuwj007 » Mon Oct 10, 2005 4:02 am	0	2194	Last post by zhuwj007 Mon Oct 10, 2005 4:02 am
HPLC Column problem by S.M.PANDYA » Sun Oct 09, 2005 8:05 am	3	2964	Last post by A.L.N. MURTHY Mon Oct 10, 2005 3:32 am

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