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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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	85888	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Views	Last post
What's a surrogate? [August 10, 2004] by admin » Sun Aug 29, 2004 6:35 pm	3443	Last post by admin Sun Aug 29, 2004 6:35 pm
Sodium azide storage time [August 10, 2004] by admin » Sun Aug 29, 2004 6:34 pm	4350	Last post by admin Sun Aug 29, 2004 6:34 pm
Wild EDTA in Syrup [August 9, 2004] by admin » Sun Aug 29, 2004 6:34 pm	3103	Last post by admin Sun Aug 29, 2004 6:34 pm
Ammonia removal in amino acid buffers [August 9, 2004] by admin » Sun Aug 29, 2004 6:31 pm	3462	Last post by admin Sun Aug 29, 2004 6:31 pm
Carbohydrate Detection Limits [August 7, 2004] by admin » Sun Aug 29, 2004 6:29 pm	3181	Last post by admin Sun Aug 29, 2004 6:29 pm
Run time for impurities in drug product [August 6, 2004] by admin » Sun Aug 29, 2004 6:29 pm	3398	Last post by admin Sun Aug 29, 2004 6:29 pm
Angstroms to mesh? [August 6, 2004] by admin » Sun Aug 29, 2004 6:28 pm	3988	Last post by admin Sun Aug 29, 2004 6:28 pm
Linearity test: different inj volume [August 5, 2004] by admin » Sun Aug 29, 2004 6:26 pm	3751	Last post by admin Sun Aug 29, 2004 6:26 pm
Peptides with Perchlorate Mob.Phs. [August 5, 2004] by admin » Sun Aug 29, 2004 6:25 pm	3483	Last post by admin Sun Aug 29, 2004 6:25 pm
Cremophor and paclitaxel [August 5, 200] by admin » Sun Aug 29, 2004 6:24 pm	3582	Last post by admin Sun Aug 29, 2004 6:24 pm
Analysis of 8 "essential sugars" [August 5, 2004] by admin » Sun Aug 29, 2004 6:23 pm	4306	Last post by admin Sun Aug 29, 2004 6:23 pm
SD, %RSD, CV, %CV [August 4, 2004] by admin » Sun Aug 29, 2004 6:22 pm	4468	Last post by admin Sun Aug 29, 2004 6:22 pm
Relative response factor [August 4, 2004] by admin » Sun Aug 29, 2004 6:19 pm	3895	Last post by admin Sun Aug 29, 2004 6:19 pm
Tetrabutylammonium cleanup [August 3, 2004] by admin » Sun Aug 29, 2004 6:19 pm	3395	Last post by admin Sun Aug 29, 2004 6:19 pm
LC Column with usp L57 packing [August 3, 2004] by admin » Sun Aug 29, 2004 6:18 pm	4855	Last post by admin Sun Aug 29, 2004 6:18 pm
Cysteine and Cystine [August 3, 2004] by admin » Sun Aug 29, 2004 6:17 pm	3568	Last post by admin Sun Aug 29, 2004 6:17 pm
Loss of % CV between two std weights [August 3, 2004] by admin » Sun Aug 29, 2004 6:16 pm	3117	Last post by admin Sun Aug 29, 2004 6:16 pm
GMP in drugs [August 3, 2004] by admin » Sun Aug 29, 2004 6:02 pm	3317	Last post by admin Sun Aug 29, 2004 6:02 pm
Determination of calcium [August 2, 2004] by admin » Sun Aug 29, 2004 6:01 pm	3084	Last post by admin Sun Aug 29, 2004 6:01 pm
Alendronic Acid Method [August 2, 2004] by admin » Sun Aug 29, 2004 5:59 pm	3547	Last post by admin Sun Aug 29, 2004 5:59 pm
GMP Rules in manufacturing of drugs [August 2, 2004] by admin » Sun Aug 29, 2004 5:58 pm	3290	Last post by admin Sun Aug 29, 2004 5:58 pm
Enantiomeric Separation [July 30, 2004] by admin » Sun Aug 29, 2004 5:57 pm	3456	Last post by admin Sun Aug 29, 2004 5:57 pm
Noise measurements [July 30, 2004] by admin » Sun Aug 29, 2004 5:57 pm	3625	Last post by admin Sun Aug 29, 2004 5:57 pm
ODS 2? [July 30, 2004] by admin » Sun Aug 29, 2004 5:56 pm	3431	Last post by admin Sun Aug 29, 2004 5:56 pm
HPLC chromatographic results problem [July 30, 2004] by admin » Sun Aug 29, 2004 5:55 pm	3266	Last post by admin Sun Aug 29, 2004 5:55 pm
GPC quant of polymer mixtures [July 29, 2004] by admin » Sun Aug 29, 2004 5:54 pm	3250	Last post by admin Sun Aug 29, 2004 5:54 pm
FMOC - Derivatization [July 29, 2004] by admin » Sun Aug 29, 2004 5:53 pm	3416	Last post by admin Sun Aug 29, 2004 5:53 pm
250/300mm x 3um [July 29, 2004] by admin » Sun Aug 29, 2004 5:52 pm	3181	Last post by admin Sun Aug 29, 2004 5:52 pm
Aromatic Hydrocarbon Fractionation [July 28, 2004] by admin » Sun Aug 29, 2004 5:51 pm	3360	Last post by admin Sun Aug 29, 2004 5:51 pm
Contamination? [July 28, 2004] by admin » Sun Aug 29, 2004 5:50 pm	3545	Last post by admin Sun Aug 29, 2004 5:50 pm
Theoretical plate? [July 27, 2004] by admin » Sun Aug 29, 2004 5:49 pm	3430	Last post by admin Sun Aug 29, 2004 5:49 pm
What means TLC ? [July 27, 2004] by admin » Wed Aug 25, 2004 9:22 pm	3557	Last post by admin Wed Aug 25, 2004 9:22 pm
HPLC intermediate/advanced training course [July 27, 2004] by admin » Wed Aug 25, 2004 9:21 pm	9362	Last post by admin Wed Aug 25, 2004 9:21 pm
Lichrospher 100 250-4 RP18e 5um [July 27, 2004] by admin » Wed Aug 25, 2004 9:20 pm	3953	Last post by admin Wed Aug 25, 2004 9:20 pm
Methyl paraben and sodium methyl paraben [July 27, 2004] by admin » Wed Aug 25, 2004 9:19 pm	3262	Last post by admin Wed Aug 25, 2004 9:19 pm
Mobile Phase Additive for Chelating Agent [July 27, 2004] by admin » Wed Aug 25, 2004 9:18 pm	3613	Last post by admin Wed Aug 25, 2004 9:18 pm
Do you use program technique often? [July 26, 2004] by admin » Wed Aug 25, 2004 9:18 pm	3233	Last post by admin Wed Aug 25, 2004 9:18 pm
MOBILE PHASE pH ORGANIC ACIDS [July 26, 2004] by admin » Wed Aug 25, 2004 9:16 pm	3530	Last post by admin Wed Aug 25, 2004 9:16 pm
Autosample carrover? [July 26, 2004] by admin » Wed Aug 25, 2004 9:16 pm	3361	Last post by admin Wed Aug 25, 2004 9:16 pm
Salt in salt out? [July 24, 2004] by admin » Wed Aug 25, 2004 9:15 pm	3568	Last post by admin Wed Aug 25, 2004 9:15 pm
No HPLC solvent [July 24, 2004] by admin » Wed Aug 25, 2004 9:14 pm	3223	Last post by admin Wed Aug 25, 2004 9:14 pm
Retention time loss [July 24, 2004] by admin » Wed Aug 25, 2004 9:13 pm	3211	Last post by admin Wed Aug 25, 2004 9:13 pm
Polymer problems [July 23, 2004] by admin » Wed Aug 25, 2004 9:12 pm	3381	Last post by admin Wed Aug 25, 2004 9:12 pm
Std peak splitting after injection of smpl ! [July 23, 2004] by admin » Wed Aug 25, 2004 9:12 pm	3427	Last post by admin Wed Aug 25, 2004 9:12 pm
Choosing the best wavelength [July 23, 2004] by admin » Wed Aug 25, 2004 9:09 pm	3367	Last post by admin Wed Aug 25, 2004 9:09 pm
Solubility of impurities......... [July 22, 2004] by admin » Wed Aug 25, 2004 9:08 pm	3541	Last post by admin Wed Aug 25, 2004 9:08 pm
Hitachi Amino Acid Analyzer L-8000 [July 22, 2004] by admin » Wed Aug 25, 2004 9:08 pm	3723	Last post by admin Wed Aug 25, 2004 9:08 pm
Epimers [July 22, 2004] by admin » Wed Aug 25, 2004 9:07 pm	3398	Last post by admin Wed Aug 25, 2004 9:07 pm
Poroshell packings for small-molecules [July 21, 2004] by admin » Wed Aug 25, 2004 9:06 pm	3375	Last post by admin Wed Aug 25, 2004 9:06 pm
New boss wants 100 +/- 0.1% accuracy!!!! [July 21, 2004] by admin » Wed Aug 25, 2004 9:04 pm	3410	Last post by admin Wed Aug 25, 2004 9:04 pm

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