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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11907 topics

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Welcome! by tom jupille » Thu Mar 11, 2021 6:23 pm	0	62193	Last post by tom jupille Thu Mar 11, 2021 6:23 pm

Topics	Replies	Views	Last post
Shimadzu SCL-10ADvp Controller by tehanson » Wed Aug 16, 2006 1:38 pm	3	2999	Last post by sfe-co2 Mon Aug 21, 2006 10:48 am
Salbutamol Bromhexine. Please help me out !!! by Harry » Fri Aug 11, 2006 12:07 pm	6	2902	Last post by Harry Fri Aug 18, 2006 1:55 pm
Number of vials to sample for parenteral assay by domino1 » Wed Aug 16, 2006 9:39 pm	4	2445	Last post by Alex Buske Fri Aug 18, 2006 7:47 am
Restroing C18 after Ion reagent by bgiles » Thu Aug 10, 2006 12:32 pm	5	2971	Last post by syx Fri Aug 18, 2006 7:23 am
chemiluminescence using 1100 fluorescence detector by priz » Tue Aug 01, 2006 4:50 pm	5	2635	Last post by danko Thu Aug 17, 2006 9:33 pm
Analysis of Microemulsion sample by KarenJ » Tue Aug 15, 2006 3:04 pm	3	1984	Last post by DR Thu Aug 17, 2006 8:08 pm
Gradient PQ by stepluke » Wed Aug 16, 2006 7:55 am	3	2081	Last post by DR Thu Aug 17, 2006 8:04 pm
Lack of Std Peak Response Reproducibility throughout Run by Albert Lopez » Tue Aug 15, 2006 12:03 am	3	2393	Last post by ym3142 Thu Aug 17, 2006 2:37 am
Benzalkonium Chloride Stability indicating by Skipjack » Fri Aug 11, 2006 7:59 pm	10	4713	Last post by Alfred88 Thu Aug 17, 2006 12:34 am
Pack a column by nayra » Mon Aug 14, 2006 3:26 am	6	3106	Last post by mbreslav Wed Aug 16, 2006 1:20 pm
diol normal phase by moser » Mon Aug 07, 2006 4:35 pm	8	3178	Last post by Alex Buske Wed Aug 16, 2006 8:16 am
Gradient PQ by John » Mon Aug 14, 2006 8:43 pm	7	3236	Last post by Mark Tracy Tue Aug 15, 2006 10:35 pm
VARIAN PREP LC vs WATERS by DR K » Tue Aug 15, 2006 4:03 pm	3	2812	Last post by mbreslav Tue Aug 15, 2006 5:22 pm
micro balance by JM » Wed Jun 14, 2006 8:56 am	60	20551	Last post by DR Tue Aug 15, 2006 4:29 pm
Closed mobile phase system by John » Thu Jul 06, 2006 7:46 pm	9	4185	Last post by John Mon Aug 14, 2006 6:49 pm
chiral column by amitavaghosh » Sat Aug 12, 2006 12:28 pm	2	3117	Last post by mbreslav Mon Aug 14, 2006 6:17 pm
para nitro benzoic acid analysis by HPLC by K.C.Sekaran » Mon Aug 14, 2006 7:46 am	1	3601	Last post by SIELC_Tech Mon Aug 14, 2006 12:24 pm
calibration curve uncertainty... by n-cute » Wed Aug 09, 2006 9:22 am	2	2781	Last post by n-cute Fri Aug 11, 2006 6:52 am
sunfire and aflatoxins by n-cute » Thu Aug 10, 2006 12:05 pm	3	2682	Last post by n-cute Fri Aug 11, 2006 6:31 am
peaks with mobile phase only by juaant » Wed Jul 12, 2006 6:58 am	14	5940	Last post by Alfred88 Thu Aug 10, 2006 4:14 pm
Signal/Noise Ratio by sdo7575 » Thu Aug 03, 2006 8:38 pm	11	6596	Last post by DR Thu Aug 10, 2006 1:01 pm
Replacing a USP method with a house method by Albany-12303 » Mon Aug 07, 2006 4:05 pm	2	3613	Last post by Alfred88 Thu Aug 10, 2006 1:35 am
Can anyone recommend acetonitrile brand good for gradient? by fatBrain » Tue Aug 08, 2006 4:54 pm	8	3729	Last post by HW Mueller Wed Aug 09, 2006 2:40 pm
Butafosfan by sfe-co2 » Wed Aug 09, 2006 10:54 am	0	2450	Last post by sfe-co2 Wed Aug 09, 2006 10:54 am
SEPHADEX (Pharmacia)? by noam » Sun Aug 06, 2006 6:12 pm	9	6455	Last post by sabine Wed Aug 09, 2006 7:19 am
mobile phase made of Ammoniumacetate buffer by tx » Mon Jul 31, 2006 8:00 pm	8	3997	Last post by noam Tue Aug 08, 2006 5:38 pm
US Pharmacopeia HPLC column comparison Database by Bruce Hamilton » Wed Aug 02, 2006 1:41 am	8	7090	Last post by Uwe Neue Tue Aug 08, 2006 5:08 pm
Liquid liquid extraction procedure of rabeprazole by anilray1155 » Tue Aug 01, 2006 1:13 pm	4	3063	Last post by ym3142 Tue Aug 08, 2006 2:22 am
ELSD by Peter H » Mon Aug 07, 2006 7:45 am	2	2686	Last post by juddc Mon Aug 07, 2006 6:57 pm
HPLC columns for determining ATP and ADP by cuny » Thu Aug 03, 2006 2:14 pm	5	4924	Last post by rhaefe Mon Aug 07, 2006 3:17 pm
Imidurea in Formulation by carlos.teixeira » Mon Aug 07, 2006 1:29 pm	0	2039	Last post by carlos.teixeira Mon Aug 07, 2006 1:29 pm
Purity of Standards by Sallybeetle » Wed Aug 02, 2006 3:02 pm	1	2118	Last post by tom jupille Sat Aug 05, 2006 11:46 pm
Question on PE LC-95 UV detector by lu_pharm » Fri Aug 04, 2006 5:19 pm	1	1971	Last post by Alfred88 Fri Aug 04, 2006 9:25 pm
contamination with UPLC-MSMS by aldij » Tue Jul 11, 2006 9:36 am	5	2842	Last post by Newman768 Fri Aug 04, 2006 12:28 pm
Strange pressure problem by Kasimir » Thu Aug 03, 2006 8:56 pm	1	1850	Last post by Uwe Neue Fri Aug 04, 2006 3:31 am
noisy electrochemical detector baseline by ajohnston » Tue Aug 01, 2006 12:04 pm	3	2196	Last post by Kasimir Thu Aug 03, 2006 8:45 pm
Continuous pressure increase by letsdoit » Thu Aug 03, 2006 2:37 pm	4	2254	Last post by letsdoit Thu Aug 03, 2006 7:35 pm
How to take off hydrocarbons ? by Fee » Mon Jul 31, 2006 8:15 pm	6	2708	Last post by Mark Tracy Wed Aug 02, 2006 11:13 pm
Significant Decrease in retention time by letsdoit » Sun Jul 23, 2006 11:15 pm	17	5446	Last post by skunked_once Wed Aug 02, 2006 8:12 pm
Increased pressure following each injection by heididoyen » Tue Aug 01, 2006 5:23 am	5	3784	Last post by Bruce Hamilton Wed Aug 02, 2006 1:24 am
column storage for ion-pairing buffer MP by sluggo » Mon Jul 31, 2006 6:54 pm	1	2494	Last post by tom jupille Tue Aug 01, 2006 5:14 pm
New Online Resource Centre by paraboxa » Tue Aug 01, 2006 3:07 pm	0	2161	Last post by paraboxa Tue Aug 01, 2006 3:07 pm
controlling retention time and pH by sluggo » Mon Jul 10, 2006 7:15 pm	17	8617	Last post by sluggo Mon Jul 31, 2006 6:36 pm
degasser by sudhis » Sun Jul 30, 2006 7:25 am	2	2249	Last post by Mark Tracy Mon Jul 31, 2006 5:44 pm
cooler sample by sudhis » Sun Jul 30, 2006 7:29 am	2	2161	Last post by Mark Tracy Mon Jul 31, 2006 5:32 pm
Clean up prior to analysis? by SMC » Mon Jul 17, 2006 7:09 am	15	4998	Last post by chhubert Mon Jul 31, 2006 3:15 pm
PAHs analysis in water samples by maryams » Sun Jul 30, 2006 7:16 am	5	3098	Last post by AdrianF Mon Jul 31, 2006 2:31 pm
Calibration Curve Problem by Prometheus » Thu Jul 13, 2006 4:41 am	14	4991	Last post by Vingo Mon Jul 31, 2006 2:09 pm
HILIC Column Cleanup by Douglas Moore » Sat Jul 22, 2006 2:45 am	2	2685	Last post by Uwe Neue Sat Jul 29, 2006 1:53 am
zwitterionic compounds by Enda » Tue Jul 18, 2006 5:27 pm	21	7280	Last post by Uwe Neue Sat Jul 29, 2006 1:39 am

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