LC-MS, GC-MS, and other - Page 72 - Chromatography Forum

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Welcome! by tom jupille » Thu Mar 11, 2021 6:40 pm	0	120953	Last post by tom jupille Thu Mar 11, 2021 6:40 pm

Topics	Replies	Views	Last post
LCMS , can i find name of individual flavonoids in fraction by shamphilics » Tue Jan 25, 2011 8:15 am	4	2936	Last post by shamphilics Mon Jan 31, 2011 9:14 am
Reduced peak sensitivity by Nikko » Wed Jan 26, 2011 8:13 pm	2	2717	Last post by Don_Hilton Sun Jan 30, 2011 7:34 pm
Vitamin A by kanagavel » Thu Jan 27, 2011 12:35 pm	1	4482	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	2252	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	4520	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	2480	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	3121	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	3500	Last post by carras Tue Jan 25, 2011 7:30 am
2 injectors into 1 column by WK » Fri Jan 07, 2011 8:57 am	10	3323	Last post by ajae11 Thu Jan 20, 2011 7:21 pm
Xcalibur Help by Rganga » Wed Jan 12, 2011 10:15 am	3	2511	Last post by lmh Tue Jan 18, 2011 11:05 am
What LC-MS system for a clinical lab by Howard » Mon Dec 06, 2010 10:42 am	8	3351	Last post by yog123 Mon Jan 17, 2011 10:55 pm
Saggy Agilent NCI Filaments by littlepeaks » Sat Jan 15, 2011 6:16 pm	2	2496	Last post by littlepeaks Sun Jan 16, 2011 8:58 pm
a question about bruker ion trap by jiekang224 » Fri Jan 14, 2011 8:17 pm	1	2473	Last post by ods-at-pacific Sun Jan 16, 2011 4:59 pm
Where to get a second hand GC-MS from? by Tremenda » Thu Jan 06, 2011 3:38 pm	6	4188	Last post by ods-at-pacific Sun Jan 16, 2011 3:05 pm
Problems with turbomolecular pump by Francesca » Fri Jan 07, 2011 3:40 pm	5	5297	Last post by Francesca Sat Jan 15, 2011 10:48 pm
really high rel abund for 502 for standard atune? by emma2009 » Wed Jan 12, 2011 7:46 pm	1	1995	Last post by littlepeaks Sat Jan 15, 2011 6:25 pm
5973 MS Monitor "Coil" by BCBC » Mon Jan 03, 2011 4:08 pm	2	2519	Last post by BCBC Fri Jan 14, 2011 7:04 pm
shifting retention times by lienl » Thu Jan 13, 2011 9:48 am	2	2273	Last post by lienl Mon Jan 17, 2011 7:43 am
variation in response of the analyte and internal standard by aydonat » Thu Jan 13, 2011 8:25 am	4	2489	Last post by HW Mueller Mon Jan 17, 2011 9:40 am
G1946A LC/MSD ION OPTICS Assembly by Prishi » Thu Dec 30, 2010 5:53 am	4	3350	Last post by Prishi Thu Jan 13, 2011 5:20 am
lc/ms/ms instrument by Jen » Tue Dec 14, 2010 8:57 pm	4	3722	Last post by lmh Wed Jan 12, 2011 4:11 pm
Saturn 2000 problems by Ruben » Tue Jan 11, 2011 9:30 am	1	2344	Last post by Ultimate Science 101 Wed Jan 12, 2011 5:25 am
Lipophilicity measurements with TLC by tadah » Tue Jan 11, 2011 11:19 pm	1	2599	Last post by tom jupille Wed Jan 12, 2011 3:18 am
How does TOF Resolving Power change with m/z? by indium » Mon Nov 08, 2010 5:59 pm	7	6334	Last post by ods-at-pacific Tue Jan 11, 2011 6:09 pm
HELP!!A qualitation problem of pemetredex(Alimta) by penny » Sat Jan 08, 2011 1:51 pm	4	3104	Last post by penny Mon Jan 10, 2011 8:48 am
Book on GC/MS troubleshooting? by Tremenda » Wed Jan 05, 2011 6:45 pm	3	3380	Last post by Tremenda Sat Jan 08, 2011 12:30 pm
Metabolomics Short Course Announcement: February 19, 2011 by BillW » Sat Jan 08, 2011 2:06 am	0	6927	Last post by BillW Sat Jan 08, 2011 2:06 am
peak width adjust error by Prishi » Thu Jan 06, 2011 4:16 am	1	3384	Last post by ods-at-pacific Fri Jan 07, 2011 6:22 pm
7000 CI modes by thohry » Wed Dec 22, 2010 6:38 am	1	2240	Last post by ods-at-pacific Fri Jan 07, 2011 5:50 pm
Analysis of urinary organic acids by GC-MS by chandra » Thu Jan 06, 2011 3:06 pm	1	2379	Last post by ods-at-pacific Fri Jan 07, 2011 5:27 pm
5972 Transfer Line Thread Size by sllimbri » Thu Jan 06, 2011 11:38 pm	1	1956	Last post by Consumer Products Guy Fri Jan 07, 2011 1:38 pm
LC-MS vs LC-MS/MS sensitivity by amyrunner » Fri Nov 12, 2010 12:15 pm	9	4324	Last post by amyrunner Fri Jan 07, 2011 11:53 am
oligosacharides analysed by gc-ms by Anna82 » Mon Jan 03, 2011 9:45 am	1	1925	Last post by ods-at-pacific Thu Jan 06, 2011 3:15 pm
shifting of mass by KAUSHIKZALA » Wed Jan 05, 2011 10:38 pm	1	1968	Last post by Don_Hilton Thu Jan 06, 2011 3:03 am
New PFTBA, but can not tune by tung » Sun Jan 02, 2011 8:47 pm	7	6142	Last post by Don_Hilton Thu Jan 06, 2011 3:01 am
Ions 81 and 69 by mbaer503 » Thu Dec 16, 2010 7:50 pm	4	3296	Last post by ods-at-pacific Tue Jan 04, 2011 6:18 pm
UV vis vs fluorescence detector for vitamin E analysis by krisradh1432 » Tue Jan 04, 2011 8:39 am	1	2640	Last post by JGK Tue Jan 04, 2011 7:42 pm
Sharing single rough pump between multiple mass specs by fomalhaut » Fri Nov 12, 2010 12:27 am	6	2586	Last post by fomalhaut Fri Dec 31, 2010 11:04 pm
GCMS sensitivity question by emma2009 » Wed Dec 08, 2010 4:51 pm	7	3443	Last post by AICMM Fri Dec 31, 2010 2:18 pm
Grade of chemicals by DEEPALIKALE » Fri Dec 31, 2010 11:41 am	1	1878	Last post by DR Fri Dec 31, 2010 2:06 pm
5973 autotune, iso 70 by BCBC » Wed Dec 22, 2010 4:26 pm	2	1884	Last post by BCBC Mon Dec 27, 2010 10:21 pm
Protein injection in C18 column by mk12 » Tue Dec 21, 2010 12:51 am	4	3604	Last post by tom jupille Mon Dec 27, 2010 8:05 pm
LC/MS advice and Info by BrendaB » Tue Dec 21, 2010 12:26 am	1	2059	Last post by Gaetan Glauser Wed Dec 22, 2010 7:27 am
GCMS tune report - problem with sensitivity by Pepter » Fri Dec 17, 2010 12:34 pm	3	2989	Last post by thohry Wed Dec 22, 2010 4:48 am
Agilent/Varian Ion Trap by djletin » Tue Aug 17, 2010 12:18 pm	8	3714	Last post by Sugar70 Tue Dec 21, 2010 1:43 am
Mass of TFA by Chandresh K. Soni » Mon Dec 13, 2010 6:19 am	5	2747	Last post by Kostas Petritis Sat Dec 18, 2010 9:18 pm
List of common background ions - ESI by Stryder08 » Fri Dec 17, 2010 4:40 am	3	3242	Last post by Kostas Petritis Sat Dec 18, 2010 9:10 pm
Quadropole mass spectrometer in Vacuum- meas. of contamin. by Mortek » Fri Dec 10, 2010 10:53 am	1	2221	Last post by Alp Sat Dec 18, 2010 8:02 am
Formaldehyde by GC/MS by sergioanis » Thu Dec 16, 2010 12:09 pm	2	4281	Last post by sergioanis Fri Dec 17, 2010 12:52 pm
precision LC-MS/MS by Fluterd » Thu Jul 30, 2009 3:00 pm	18	6767	Last post by Alp Mon Dec 13, 2010 12:19 am

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