LC-MS, GC-MS, and other - Page 71 - Chromatography Forum

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Welcome! by tom jupille » Thu Mar 11, 2021 6:40 pm	0	75154	Last post by tom jupille Thu Mar 11, 2021 6:40 pm

Topics	Replies	Views	Last post
Is mobile phase with oxalic acid suitable for LC/MS? by rangtaiyang » Tue Feb 22, 2011 2:53 pm	6	4865	Last post by jymmit Tue Mar 01, 2011 12:02 am
SRM calibration concerns by lmh » Fri Feb 18, 2011 10:27 am	7	2882	Last post by lmh Mon Feb 28, 2011 4:13 pm
MS Daltonik Bruker HCT plus. Positive good. Negativ bad by janjac1981 » Mon Feb 28, 2011 1:49 pm	0	2181	Last post by janjac1981 Mon Feb 28, 2011 1:49 pm
Bruker to aquire Waters?? by hermo71 » Sun Feb 27, 2011 2:06 pm	3	2638	Last post by bisnettrj2 Mon Feb 28, 2011 6:49 am
Higher sensitivity? Sciex API 3000 or API 3200 with QTrap? by Alp » Tue Mar 02, 2010 11:24 pm	5	4602	Last post by Alp Sat Feb 26, 2011 8:14 am
Problems tuning Negative mode. SCIEX 2000 by slentz » Fri Feb 25, 2011 10:29 pm	1	2757	Last post by Alp Sat Feb 26, 2011 8:07 am
5973 Source Heater problem by verge » Wed Feb 16, 2011 5:23 pm	5	10512	Last post by Ultimate Science 101 Fri Feb 25, 2011 2:54 am
Positive systematic bias by wan » Thu Feb 03, 2011 4:17 pm	3	2191	Last post by wan Fri Feb 25, 2011 12:24 am
Molecular Ion by chrom » Mon Feb 21, 2011 8:18 am	8	2930	Last post by Peter Apps Wed Feb 23, 2011 10:41 am
LC-MS analysis of Al standard by BoGa » Tue Feb 22, 2011 1:06 pm	1	1841	Last post by BoGa Wed Feb 23, 2011 8:08 am
chemstation error code 8271 by ahay » Tue Nov 16, 2010 7:00 pm	4	2388	Last post by MX304 Tue Feb 22, 2011 7:51 pm
Dioxins LOD on GC-MS/MS by novak000 » Tue Feb 22, 2011 9:58 am	0	1935	Last post by novak000 Tue Feb 22, 2011 9:58 am
basic idea of ms in case of lc by mostafa » Mon Feb 21, 2011 4:44 pm	2	3145	Last post by lmh Tue Feb 22, 2011 10:16 am
Agilent 4500 ICP-MS Need Instruction by tfinver » Sat Feb 19, 2011 6:48 pm	0	1967	Last post by tfinver Sat Feb 19, 2011 6:48 pm
Very weird signal of SIR by ym3142 » Sat Feb 19, 2011 12:05 am	0	2038	Last post by ym3142 Sat Feb 19, 2011 12:05 am
BFB tuning problems by hpuser48 » Wed Feb 16, 2011 9:30 pm	4	3241	Last post by Bigbear Thu Feb 17, 2011 7:00 pm
Problem with Saturn 2000 GC-MS, possible leak by Potter » Wed Feb 09, 2011 5:08 pm	10	4870	Last post by labstephan Thu Feb 17, 2011 2:28 pm
Acid digestion of aromatic organic samples - ICP-MS analysis by rodrigaoman » Wed Feb 16, 2011 1:03 am	6	5611	Last post by AICMM Thu Feb 17, 2011 1:54 pm
Varian 1200 MS/MS RF board is burned by zyfy » Wed Feb 16, 2011 11:47 pm	1	2697	Last post by Ultimate Science 101 Thu Feb 17, 2011 3:50 am
lipid analysis by UPLC-MS or GC-MS? How to choose? by guira » Thu Jan 21, 2010 8:01 am	8	5127	Last post by Consumer Products Guy Wed Feb 16, 2011 7:07 pm
Upgrade of 5972MSD to operate on Win XP or 2000NT by ChromStud5.0 » Mon Jan 17, 2011 6:30 pm	7	4007	Last post by sllimbri Tue Feb 15, 2011 3:36 am
lcms question by shadow » Sun Feb 13, 2011 1:59 am	3	3011	Last post by shadow Tue Feb 15, 2011 2:29 am
Agilent G7000A by rumbakis1 » Mon Feb 14, 2011 1:34 pm	1	2375	Last post by Peter Apps Mon Feb 14, 2011 2:05 pm
No MS peak for cinnamic acid or pcoumaric acid by mk12 » Thu Feb 10, 2011 11:25 pm	0	2305	Last post by mk12 Thu Feb 10, 2011 11:25 pm
Static Calibration_GC/MS by christiana » Mon Feb 07, 2011 12:59 am	2	2433	Last post by carras Thu Feb 10, 2011 7:30 am
Auto Injector Waste-Wash Vial tray by BCBC » Fri Jan 14, 2011 7:07 pm	2	2552	Last post by ods-at-pacific Tue Feb 08, 2011 11:56 pm
Quantitative bioanalysis of a peptide drug - problems by ian51 » Thu Jan 06, 2011 5:00 pm	7	3762	Last post by ian51 Tue Feb 08, 2011 8:42 am
Morpholine analysis by mauricio » Tue Feb 08, 2011 12:36 am	0	2631	Last post by mauricio Tue Feb 08, 2011 12:36 am
acequinocyl lc msms by mauricio » Tue Feb 08, 2011 12:29 am	0	2634	Last post by mauricio Tue Feb 08, 2011 12:29 am
Finnigan MAT LCQ problem by bbogdanov » Mon Feb 07, 2011 10:03 pm	0	2217	Last post by bbogdanov Mon Feb 07, 2011 10:03 pm
LCMSMS:- ATP detection problem by mk12 » Thu Jan 13, 2011 5:44 pm	10	4811	Last post by iyanachk Mon Feb 07, 2011 7:15 pm
splitted peaks with LC MS and MS/MS by molekat » Mon Feb 07, 2011 7:10 pm	0	2046	Last post by molekat Mon Feb 07, 2011 7:10 pm
Can ECD be capped when only MSD in use by X » Mon Feb 07, 2011 3:33 pm	2	2022	Last post by X Mon Feb 07, 2011 6:31 pm
Not mass friendlycompound by mk12 » Tue Feb 01, 2011 5:47 pm	5	2555	Last post by lmh Mon Feb 07, 2011 2:24 pm
Solvent in BSTFA + 1% TMCS by Edde » Sun Feb 06, 2011 6:27 am	6	3374	Last post by Edde Mon Feb 07, 2011 10:43 am
Difference between correlation coefficient and COD by Edde » Sun Feb 06, 2011 6:21 am	1	2404	Last post by tom jupille Mon Feb 07, 2011 3:43 am
Macro and/or custom report help... by plasma » Fri Feb 04, 2011 3:49 pm	1	2785	Last post by carl.nott Thu Feb 17, 2011 6:32 pm
Ion Trap question by Ken » Sun Jan 16, 2011 5:17 pm	17	6111	Last post by chaitanya88 Fri Feb 04, 2011 6:31 am
Switching valve on Varian 1200 LC-MS/MS by jymmit » Fri Jan 21, 2011 1:30 am	3	2490	Last post by jymmit Thu Feb 03, 2011 3:37 am
dissolve ammonium acetate to acetonitrile by danding_cr » Tue Feb 01, 2011 10:46 am	3	3604	Last post by tom jupille Tue Feb 01, 2011 11:42 pm
DMHA peak in MS spec by mk12 » Fri Jan 28, 2011 5:56 pm	2	2648	Last post by mk12 Tue Feb 01, 2011 12:21 am
SPME, organochlorine pesticide, ISTD by pipie » Fri Jan 28, 2011 6:01 am	3	2913	Last post by pipie Mon Jan 31, 2011 11:49 pm
LCMS , can i find name of individual flavonoids in fraction by shamphilics » Tue Jan 25, 2011 8:15 am	4	2835	Last post by shamphilics Mon Jan 31, 2011 9:14 am
Reduced peak sensitivity by Nikko » Wed Jan 26, 2011 8:13 pm	2	2647	Last post by Don_Hilton Sun Jan 30, 2011 7:34 pm
Vitamin A by kanagavel » Thu Jan 27, 2011 12:35 pm	1	4318	Last post by Nuunoo Wed Feb 02, 2011 6:01 pm
mas spectrometer sensitivity issue by mk12 » Wed Jan 26, 2011 9:56 pm	0	2139	Last post by mk12 Wed Jan 26, 2011 9:56 pm
Agilent 5890/5973 chromatography problems by Omaejel » Mon Jul 19, 2010 6:33 pm	12	4429	Last post by Omaejel Wed Jan 26, 2011 3:30 pm
5973 Diffusion pump oil by BCBC » Tue Jan 25, 2011 4:27 pm	2	2349	Last post by Consumer Products Guy Wed Jan 26, 2011 2:13 pm
too many peaks from methanol solvent by andros » Tue Jan 25, 2011 3:23 pm	2	2930	Last post by Don_Hilton Wed Jan 26, 2011 12:25 pm
Reporting LC-MS data with Empower by ManaJane » Thu Jan 20, 2011 6:01 pm	1	3316	Last post by carras Tue Jan 25, 2011 7:30 am

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