Liquid Chromatography

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Ion Chromatography Discussions about IC and related topics Topics: 399	399	1499	Last post Unick promo Çûpañ çødë{$40 of… by Manmohan Sun Oct 26, 2025 2:01 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: 119	119	467	Last post Re: choice of GPC software by pigsy1983 Tue Jul 08, 2025 4:23 pm

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11921 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	62070	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Gradient Mixing Test by mdyo » Thu Jul 14, 2005 9:34 pm	10	5541	Last post by tom jupille Wed Jul 20, 2005 8:26 pm
Temperature vs retention by Mattias » Wed Jul 06, 2005 2:48 pm	9	4201	Last post by unmgvar Wed Jul 20, 2005 2:47 pm
gradient broad hump- think it is water by cbeeb » Tue Jul 19, 2005 2:46 pm	3	3304	Last post by KarenJ Wed Jul 20, 2005 1:43 pm
Lost Prime by Apple_insci » Tue Jul 19, 2005 3:56 am	3	12807	Last post by michaelcarolus Wed Jul 20, 2005 5:46 am
amino acids analysis with Angilent Zorbax Eclipse-AAA column by liangli » Fri Jul 01, 2005 4:17 pm	6	4814	Last post by Uwe Neue Wed Jul 20, 2005 1:55 am
NORMAL PHASE vs REVERSE PHASE IN POLYPHENOL ANALYSIS by csolaz » Mon Jul 18, 2005 1:08 pm	2	2865	Last post by csolaz Tue Jul 19, 2005 7:23 am
Plasidone s-630 Removal by shirish » Thu Jun 23, 2005 5:10 pm	10	4064	Last post by oldtimer Mon Jul 18, 2005 7:06 pm
Aspirin in Dissolution Media by syx » Mon Jul 11, 2005 12:47 am	6	4996	Last post by oldtimer Mon Jul 18, 2005 6:46 pm
column capacity by Pistek » Thu Jul 14, 2005 11:30 am	5	3310	Last post by tom jupille Fri Jul 15, 2005 10:44 pm
Void Time by mdyo » Wed Jul 13, 2005 7:48 pm	10	8418	Last post by mdyo Fri Jul 15, 2005 10:36 pm
Sterol Separations by truckie216 » Thu Jul 14, 2005 3:57 pm	4	3091	Last post by Rick Jagielski Fri Jul 15, 2005 2:21 pm
Method development software by Robert Brightman » Wed Jul 06, 2005 1:15 pm	12	5622	Last post by A.Nonymous Fri Jul 15, 2005 8:59 am
Normal Phase HPLC - purification of non polar Nat prod. by dan42 » Tue Jul 12, 2005 12:38 pm	10	4912	Last post by HW Mueller Fri Jul 15, 2005 8:23 am
Variation in the retention timein different day analysis by sanjivsharma » Tue Jul 12, 2005 8:09 am	2	2923	Last post by sksharma Fri Jul 15, 2005 7:42 am
Ultra Performance Liquid Chromatography by chrommgr » Mon Jul 11, 2005 8:59 pm	8	4553	Last post by ravi Thu Jul 14, 2005 4:01 pm
Any more suggestions? Separating non polar cmpds on norm pha by dan42 » Thu Jul 14, 2005 9:40 am	1	2225	Last post by chromatographer1 Thu Jul 14, 2005 12:03 pm
new thread on pH inside a sulfonated column by Bill Tindall » Fri Jul 08, 2005 10:22 pm	6	4177	Last post by HW Mueller Thu Jul 14, 2005 9:18 am
sephadex-G25 pre-packed columns for HPLC instrumentation by csolaz » Wed Jul 13, 2005 3:09 pm	2	3565	Last post by csolaz Thu Jul 14, 2005 8:03 am
PDA Detector PQ by usallevyn » Fri Jun 10, 2005 2:38 pm	5	3156	Last post by david vannais Wed Jul 13, 2005 7:01 pm
estimation of Sod. Metabisulphite by JM » Mon Jul 11, 2005 9:02 am	3	2207	Last post by Mark Tracy Wed Jul 13, 2005 5:39 pm
SAX, SCX, WAX, WCX columns for sale by chembot » Wed Jul 13, 2005 5:25 pm	0	2134	Last post by chembot Wed Jul 13, 2005 5:25 pm
glyphosate by leon » Thu Jul 07, 2005 5:53 am	8	3606	Last post by Mark Tracy Wed Jul 13, 2005 4:53 pm
Sennosides by Fernando » Thu Jul 07, 2005 1:43 pm	6	3187	Last post by Fernando Wed Jul 13, 2005 2:41 pm
Tailing increasing on an ODS column? by Apharmd Battler » Mon Jul 11, 2005 9:09 pm	8	3986	Last post by Uwe Neue Tue Jul 12, 2005 10:44 pm
Negative ghost peaks by Tina » Mon Jul 11, 2005 12:45 pm	3	2831	Last post by Tina Tue Jul 12, 2005 3:05 pm
IOn Exclusion Columns by josebenjamin » Mon Jun 20, 2005 9:01 pm	12	4830	Last post by Chris Pohl Mon Jul 11, 2005 9:31 pm
Micra Scientific Non Porous HPLC particles by Victor » Wed Jul 06, 2005 12:21 pm	4	3344	Last post by Victor Mon Jul 11, 2005 10:43 am
HPLC Method help by KarenJ » Wed Jul 06, 2005 8:28 pm	5	3063	Last post by Daren Sun Jul 10, 2005 4:51 pm
reproducible ghost peaks by RAquel Hernandez » Thu Jul 07, 2005 1:24 am	7	3295	Last post by HW Mueller Fri Jul 08, 2005 3:22 pm
gradient for faropenem by dhirren » Fri Jul 08, 2005 5:39 am	1	2181	Last post by MG Fri Jul 08, 2005 3:01 pm
Linear range by jtreacy » Thu Jul 07, 2005 7:47 am	5	2873	Last post by jtreacy Fri Jul 08, 2005 7:43 am
fluorescein + PVP by Robert Brightman » Wed Jul 06, 2005 1:09 pm	5	3268	Last post by Yury Zelechonok Thu Jul 07, 2005 5:08 pm
Organic acid analysis mechanism by Jeane » Thu Jul 07, 2005 1:28 pm	2	2665	Last post by Jeane Thu Jul 07, 2005 5:04 pm
cleaning phenyl column by rm » Wed Jul 06, 2005 11:29 am	4	4428	Last post by tom jupille Thu Jul 07, 2005 3:29 pm
Varian Question by John Garner » Mon Jun 27, 2005 9:14 pm	4	3072	Last post by leadazide Thu Jul 07, 2005 12:49 pm
Propylene glycol & triacetin analysis by orcicdejan » Thu Jul 07, 2005 10:40 am	1	2459	Last post by bijelic Thu Jul 07, 2005 10:51 am
ibandronate by zompa » Thu Jul 07, 2005 10:21 am	0	2056	Last post by zompa Thu Jul 07, 2005 10:21 am
Standard amino acids? by zhi ju » Wed Jul 06, 2005 11:00 pm	3	2500	Last post by Mark Tracy Thu Jul 07, 2005 1:00 am
Fatty acid analysis by GT » Wed Jul 06, 2005 3:28 pm	2	2521	Last post by Daren Wed Jul 06, 2005 3:51 pm
About increasing the life of the column by Tequila » Wed Jul 06, 2005 11:56 am	1	2310	Last post by josebenjamin Wed Jul 06, 2005 1:10 pm
GPC Resolution of Fructosa and Inulin by josebenjamin » Mon Jul 04, 2005 10:18 pm	0	2302	Last post by josebenjamin Mon Jul 04, 2005 10:18 pm
New web site by sathyanarayanan » Mon Jul 04, 2005 8:26 am	0	2339	Last post by sathyanarayanan Mon Jul 04, 2005 8:26 am
Solvent Yellow 124(Euromarker) by bijelic » Mon Jun 27, 2005 11:10 am	1	3280	Last post by bijelic Mon Jul 04, 2005 8:06 am
Analytical method validation by sathyanarayanan » Mon Jul 04, 2005 4:23 am	1	2831	Last post by tom jupille Mon Jul 04, 2005 6:01 am
Misopristol Impurity profile by sathyanarayanan » Mon Jul 04, 2005 4:28 am	0	2167	Last post by sathyanarayanan Mon Jul 04, 2005 4:28 am
Correlation between lamp life and peak area by Lopezsun » Thu Jun 30, 2005 1:43 am	3	2884	Last post by unmgvar Sun Jul 03, 2005 12:50 pm
best extraction method? by wsaban » Fri Jul 01, 2005 1:42 pm	0	2206	Last post by wsaban Fri Jul 01, 2005 1:42 pm
Resevoir Container by syx » Thu Jun 30, 2005 1:09 am	3	2995	Last post by syx Fri Jul 01, 2005 8:22 am
Sample concentrations? by Sante » Wed Jun 29, 2005 12:39 pm	5	3159	Last post by HW Mueller Fri Jul 01, 2005 7:26 am
Base line problem using ion pair reagent by maygo » Wed Jun 29, 2005 2:27 pm	5	3929	Last post by maygo Thu Jun 30, 2005 9:21 pm

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