Liquid Chromatography

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Ion Chromatography Discussions about IC and related topics Topics: 398	398	1498	Last post Re: Carbonates by liko44 Sat Oct 18, 2025 5:45 am
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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11906 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	62132	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Analysis of garlic oil spray by harby » Mon Apr 17, 2006 11:29 pm	0	2148	Last post by harby Mon Apr 17, 2006 11:29 pm
method for clopidrogrel by aniket » Mon Apr 17, 2006 9:31 am	1	2060	Last post by Uwe Neue Mon Apr 17, 2006 8:31 pm
PEAKS DUE TO SYSTEM by rc_12321 » Mon Apr 17, 2006 12:39 pm	3	2411	Last post by tom jupille Mon Apr 17, 2006 5:38 pm
NUMBER OF INJECTIONS FOR STANDARD CURVE by drhlrao » Sat Apr 15, 2006 9:42 am	0	2104	Last post by drhlrao Sat Apr 15, 2006 9:42 am
Buffers for HPLC stable at pH 8.0 by Teresa » Thu Apr 13, 2006 5:08 am	8	4244	Last post by Chris Pohl Fri Apr 14, 2006 10:47 pm
Heat Stable Salts in Lean Amine by IC by Roslee8172 » Thu Apr 13, 2006 3:15 am	2	3300	Last post by Chris Pohl Fri Apr 14, 2006 10:30 pm
what effect pH has on RP separation? by yangz00g » Fri Apr 14, 2006 5:47 pm	1	2505	Last post by Uwe Neue Fri Apr 14, 2006 8:16 pm
SPE by vasanti » Thu Apr 06, 2006 5:39 pm	11	4087	Last post by Uwe Neue Fri Apr 14, 2006 12:26 am
What's the best way to measure baseline noise? by gdisaac » Tue Apr 11, 2006 1:01 pm	3	4011	Last post by Bruce Hamilton Thu Apr 13, 2006 7:49 pm
Problem with LC Packings Ultimate-Switchos-Famos by SynechoGan » Mon Apr 10, 2006 11:37 am	4	3384	Last post by SynechoGan Thu Apr 13, 2006 12:45 pm
Serratiopeptidase analysis by anayuliana » Thu Apr 13, 2006 8:17 am	0	2324	Last post by anayuliana Thu Apr 13, 2006 8:17 am
Standard by yxw » Mon Apr 10, 2006 3:52 am	3	2061	Last post by ntruong Thu Apr 13, 2006 5:03 am
Pump pulses in baseline by DeimerlyC » Wed Apr 12, 2006 2:04 pm	3	2581	Last post by Mark Tracy Thu Apr 13, 2006 1:10 am
Air in loop? by MC » Wed Apr 12, 2006 10:20 pm	1	2126	Last post by Patrik Appelblad Wed Apr 12, 2006 11:21 pm
Aminoglycoside preparative HPLC by Hassel Hoff » Wed Apr 12, 2006 4:48 pm	5	2836	Last post by Uwe Neue Wed Apr 12, 2006 8:33 pm
Fatty Acid Sample Kits by josebenjamin » Tue Apr 11, 2006 5:11 pm	4	2690	Last post by Bruce Hamilton Wed Apr 12, 2006 5:31 am
Amide columns lasting 80 injections :x by tayzyboy » Mon Apr 10, 2006 2:28 pm	4	2874	Last post by james little Wed Apr 12, 2006 12:00 am
HPLC Column Care by Varta » Tue Apr 04, 2006 9:51 pm	13	5857	Last post by tom jupille Tue Apr 11, 2006 5:48 pm
Broad peaks in middle of gradient chromatography run? by Rob Burgess » Wed Mar 08, 2006 5:04 pm	10	5263	Last post by DR Tue Apr 11, 2006 3:31 pm
CSA chiral method by michael.k raj » Tue Apr 04, 2006 4:53 am	3	2689	Last post by yangz00g Tue Apr 11, 2006 2:25 pm
fosfomycin by zompa » Tue Apr 11, 2006 10:27 am	0	1975	Last post by zompa Tue Apr 11, 2006 10:27 am
HP1090 erratic...everything by gavinolm » Wed Mar 29, 2006 11:21 pm	5	2706	Last post by Consumer Products Guy Tue Apr 11, 2006 1:53 am
method determination nereistoxin thiosultap by aflores » Fri Apr 07, 2006 6:08 pm	7	3231	Last post by SIELC_Tech Mon Apr 10, 2006 9:01 pm
Ask help for seperation DOTA & DTPA related compounds! by Z.-X. JIANG » Mon Apr 10, 2006 4:50 am	4	2663	Last post by SIELC_Tech Mon Apr 10, 2006 2:58 pm
Buffered mobile phases by KC » Sun Apr 02, 2006 1:27 pm	19	6383	Last post by JM Mon Apr 10, 2006 11:45 am
about analysis of the isomer, by ahvivian » Thu Apr 06, 2006 5:12 am	8	3389	Last post by yangz00g Sun Apr 09, 2006 4:22 am
Assessing an HPLC method for determination of impurities by Imad » Sun Apr 02, 2006 3:23 pm	7	4497	Last post by Imad Sat Apr 08, 2006 5:07 pm
peaks vs retention time by muggle » Thu Apr 06, 2006 6:51 am	2	2477	Last post by muggle Fri Apr 07, 2006 3:03 pm
Any people ever used Excel to integrate LC peak area? by yangz00g » Wed Apr 05, 2006 5:34 pm	7	5711	Last post by yangz00g Fri Apr 07, 2006 1:31 pm
Environmental Contamination by redzilla » Wed Apr 05, 2006 4:18 am	3	2680	Last post by tom jupille Thu Apr 06, 2006 11:47 pm
oily sample matrix by H.Rieger » Wed Apr 05, 2006 6:44 am	7	3542	Last post by Alex Buske Thu Apr 06, 2006 8:34 am
Edible Oils analysis by msimone » Wed Apr 05, 2006 1:23 pm	3	2700	Last post by Fabiano Wed Apr 05, 2006 10:28 pm
problems on GPIF (Goat placenta immunoregulatoary factor) ? by biologyny » Wed Apr 05, 2006 4:54 pm	0	2104	Last post by biologyny Wed Apr 05, 2006 4:54 pm
coeluting or comigrating impurities by ntruong » Sun Mar 12, 2006 12:04 am	26	11242	Last post by HW Mueller Wed Apr 05, 2006 12:48 pm
Rapid Resolution High Throughput by chris knutsen » Thu Mar 23, 2006 8:34 pm	10	4822	Last post by Victor Wed Apr 05, 2006 11:19 am
Tailing of a monoclonal antibody by SEC-HPLC by ameeler » Mon Apr 03, 2006 8:29 pm	5	4562	Last post by HW Mueller Wed Apr 05, 2006 9:20 am
Mobile phase with acetonitrile, tetrahidrofurane and water by kkovats » Fri Mar 24, 2006 9:53 am	12	6090	Last post by kkovats Wed Apr 05, 2006 8:23 am
"Good" Peak Integration by gbalock » Tue Mar 21, 2006 6:32 pm	10	7756	Last post by Paulhurleyuk Wed Apr 05, 2006 7:50 am
penicillin V in feeds HPLC by saxfon » Tue Apr 04, 2006 10:07 am	3	2602	Last post by sksrinivas Wed Apr 05, 2006 3:23 am
Which brand of triethylamine is good enough for HPLC/UV? by fatBrain » Mon Apr 03, 2006 5:18 pm	6	6023	Last post by fatBrain Tue Apr 04, 2006 11:40 pm
HELP : Have to locate carbohydrates DP8 - DP15 ... where?? by h.piatkowski@comalc.com » Tue Apr 04, 2006 4:00 pm	1	2243	Last post by Rafael Chust Tue Apr 04, 2006 10:31 pm
Why is no UV peak detected by LCMS? by sxg » Fri Mar 31, 2006 6:04 pm	7	3633	Last post by sxg Tue Apr 04, 2006 9:12 pm
Pump Pressure by yxw » Tue Apr 04, 2006 2:55 am	4	2615	Last post by Mark Tracy Tue Apr 04, 2006 4:57 pm
HPLC data analysis compare to UV analysis by cmfafaf » Mon Apr 03, 2006 11:41 pm	3	2609	Last post by cmfafaf Tue Apr 04, 2006 4:45 pm
contamination of HPLC system by KC » Mon Apr 03, 2006 10:19 pm	5	3335	Last post by DR Tue Apr 04, 2006 1:11 pm
surfactants in the mobile phase by shrikantgadekar » Mon Apr 03, 2006 3:35 pm	1	2114	Last post by tom jupille Tue Apr 04, 2006 3:19 am
cleaning procedure after precolumn OPA derivatization by ghie malig » Mon Apr 03, 2006 7:44 am	2	2498	Last post by ghie malig Tue Apr 04, 2006 1:21 am
About determination of glucosamine according to USP by Diego Delmonte » Tue Mar 28, 2006 11:42 am	2	3236	Last post by michaldousa Mon Apr 03, 2006 7:03 pm
Damping of current by LCFlo » Mon Apr 03, 2006 8:19 am	2	2493	Last post by tom jupille Mon Apr 03, 2006 12:59 pm
column chromatography by wky » Sun Mar 19, 2006 7:42 am	14	7143	Last post by tom jupille Mon Apr 03, 2006 12:16 pm

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