LC-MS, GC-MS, and other - Page 32 - Chromatography Forum

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Welcome! by tom jupille » Thu Mar 11, 2021 6:40 pm	0	73028	Last post by tom jupille Thu Mar 11, 2021 6:40 pm

Topics	Replies	Views	Last post
Xcalibur 1.2 by jagoeman » Wed Aug 05, 2015 10:27 am	1	2706	Last post by dr_bahram1977 Tue Aug 11, 2015 6:28 am
Agilent 6460 triple quad with 1260 infinity binary pump by fredddie » Tue Aug 11, 2015 5:24 am	0	3024	Last post by fredddie Tue Aug 11, 2015 5:24 am
Air testing via GC-MS by dmdukes » Mon Aug 10, 2015 8:09 pm	0	3205	Last post by dmdukes Mon Aug 10, 2015 8:09 pm
Manual integration on Agilent GC-MS software by envirochem » Sun Aug 09, 2015 9:40 pm	1	3848	Last post by kubowicz.tomasz Mon Aug 10, 2015 5:13 am
Selection microHPLC/Autosamper/ColumnThermostat for API4000 by Kazimierz » Sun Aug 09, 2015 3:42 pm	0	3022	Last post by Kazimierz Sun Aug 09, 2015 3:42 pm
SCIEX Analyst Issue with Agilent 1100 DAD by BWoolston » Fri Aug 07, 2015 3:01 pm	1	2858	Last post by BWoolston Fri Aug 07, 2015 11:50 pm
To Xevo TQD or to Quattro premier......That is the question! by MHANLEY » Thu Aug 06, 2015 9:53 am	0	3080	Last post by MHANLEY Thu Aug 06, 2015 9:53 am
Inlet pressure shutdown...then tuning doesn't work?! by wenleonard » Wed Aug 05, 2015 4:25 pm	1	2774	Last post by James_Ball Wed Aug 05, 2015 10:16 pm
weird sporadic detector noise by tangaloomaflyer » Sun Apr 12, 2015 11:53 pm	6	3291	Last post by Gizmo Tue Aug 04, 2015 11:05 pm
External Ion Source Heater Problems by nathaliezahra » Mon Aug 03, 2015 8:39 am	1	3017	Last post by Erika.Miller Tue Aug 04, 2015 8:22 pm
MS Ion Source and Quadrupole Heating Issues by James_K » Tue May 13, 2014 5:15 pm	5	9768	Last post by Erika.Miller Tue Aug 04, 2015 1:23 pm
Agilent 6210 TOF ,Ion optic slicer fault error by dr_bahram1977 » Sun Mar 29, 2015 7:07 pm	5	4604	Last post by dr_bahram1977 Mon Aug 03, 2015 11:36 am
TQD mass spectrometer power failure by cterrien » Mon Aug 03, 2015 11:19 am	0	3074	Last post by cterrien Mon Aug 03, 2015 11:19 am
RF gain calibration failed by fengrui » Thu Jul 30, 2015 11:51 pm	4	3669	Last post by leadazide Sat Aug 01, 2015 8:18 am
1,2,4-Triazole optimization problem by Pepter » Wed Mar 13, 2013 12:46 pm	1	2964	Last post by AComando Thu Jul 30, 2015 3:21 pm
Solvent delay by patzapata » Tue Jun 23, 2015 10:36 am	4	4119	Last post by KM-USA Thu Jul 30, 2015 2:51 pm
Repeller values creeping upwards of mid-30s by mhyang » Wed Jul 22, 2015 6:58 pm	5	4299	Last post by mhyang Thu Jul 30, 2015 2:32 pm
My GC/MS is not reproducible by thohry » Wed Jul 29, 2015 2:55 pm	2	3006	Last post by thohry Thu Jul 30, 2015 6:00 am
Do research has papers lie? Problems recreating methods by Chromatographyrocks » Fri Jul 10, 2015 7:34 pm	6	4063	Last post by MSCHemist Tue Jul 28, 2015 2:20 pm
GC MS lens problem... Or voltage? by KevinBe » Tue Jun 30, 2015 9:12 am	1	3193	Last post by syringe Tue Jul 28, 2015 1:44 pm
Mercury Lamp for AA by ydna6969 » Fri Jul 24, 2015 8:42 am	1	2502	Last post by syringe Tue Jul 28, 2015 1:31 pm
TurboMass 6.1.0 Help! by dnorris0711 » Mon Jul 27, 2015 6:17 am	0	3733	Last post by dnorris0711 Mon Jul 27, 2015 6:17 am
Problems with Internal Standard by diana23 » Fri Jul 17, 2015 7:57 pm	4	4780	Last post by diana23 Fri Jul 24, 2015 7:40 pm
Injection issues on a waters 2795 by MHANLEY » Fri Jul 24, 2015 5:20 pm	0	3327	Last post by MHANLEY Fri Jul 24, 2015 5:20 pm
GC-MS single quadrupole but lens 3 error by luiscabrita » Thu Jul 23, 2015 11:57 am	2	3007	Last post by luiscabrita Fri Jul 24, 2015 8:35 am
5975c bad tune by Maxim09 » Wed Jun 24, 2015 10:12 pm	10	4733	Last post by mdevay Thu Jul 23, 2015 7:47 pm
my drug peak appear in gradient even if I run a blank sample by Mostafa gafer » Wed Jul 15, 2015 6:13 pm	4	3731	Last post by Mostafa gafer Thu Jul 23, 2015 7:30 pm
Metals quantitation by ICP-MS by Jaehwan Lee » Sun Jul 12, 2015 6:46 pm	4	3494	Last post by mckrause Wed Jul 22, 2015 5:02 am
Symptoms of Air damage to GC-MS by metenglab » Thu Jul 09, 2015 6:21 pm	3	3364	Last post by HbJ Sat Jul 18, 2015 5:00 pm
TargetLynx doesn't open my files by diana23 » Fri Jul 17, 2015 7:49 pm	3	4323	Last post by bunnahabhain Tue Jul 21, 2015 1:56 pm
Chloroform by Kreall » Mon Jul 13, 2015 7:14 am	1	5857	Last post by JMB Fri Jul 17, 2015 7:11 pm
Reducing sample concentration by dendira » Tue Jul 07, 2015 11:13 am	12	4609	Last post by PeakDetector Fri Jul 17, 2015 3:38 pm
Waters QDa by grinja » Fri Jul 10, 2015 3:36 am	2	2981	Last post by grinja Thu Jul 16, 2015 5:13 am
LC-MS charactering short RNAs with 50-100nt by Yankee IT » Sat Jul 11, 2015 11:21 pm	1	2723	Last post by Johte Wed Jul 15, 2015 1:39 pm
GC/C/IRMS Combustion reactor - no peak by kiki168 » Fri Jul 10, 2015 6:29 am	3	3243	Last post by mhr311 Tue Jul 14, 2015 1:34 am
Specifications for flow meters by cc21609 » Mon Jul 13, 2015 2:46 pm	0	3336	Last post by cc21609 Mon Jul 13, 2015 2:46 pm
Sciex 3200 heater by BCBC » Fri Jul 10, 2015 5:41 pm	1	2830	Last post by James_Ball Fri Jul 10, 2015 7:12 pm
ICP-MS: the effect of spary chamber temperature changing by Jaehwan Lee » Fri Jul 03, 2015 2:59 am	2	3197	Last post by Jaehwan Lee Wed Jul 08, 2015 11:12 pm
Acceptable ion pairing reagent for use with LC/MS? by adam » Tue Apr 14, 2015 4:32 pm	4	4174	Last post by Kenn Wed Jul 08, 2015 8:22 pm
Regular noise increase by Pepter » Sat Jul 04, 2015 7:57 am	3	3018	Last post by JMB Wed Jul 08, 2015 5:26 pm
Is it considered as peak re-integration or not? by Star Stella » Wed May 27, 2015 2:08 pm	13	4897	Last post by Kenn Wed Jul 08, 2015 9:51 am
Fragmentation in collision cell with 0eV collision energy by MMJ88 » Fri Jun 12, 2015 12:01 am	5	3946	Last post by MMJ88 Tue Jul 07, 2015 9:33 pm
Chemstation-7890 communication failure by stevenwlloyd » Mon Jul 06, 2015 5:48 pm	0	3234	Last post by stevenwlloyd Mon Jul 06, 2015 5:48 pm
Help - SIM method set up on MassHunter by GCMS-ISRP » Wed Jul 01, 2015 3:40 pm	2	4940	Last post by GCMS-ISRP Mon Jul 06, 2015 12:15 pm
quattromicro API by abdulsar » Thu Jun 11, 2015 9:01 pm	3	3225	Last post by Thys Sun Jul 05, 2015 12:22 pm
Agilent MassHunter quantitative problem by jelena.c » Wed Jul 01, 2015 5:55 pm	3	5602	Last post by Pepter Sat Jul 04, 2015 3:02 pm
Slight rise of baseline by wenleonard » Mon Jun 29, 2015 5:22 pm	7	4776	Last post by wenleonard Thu Jul 02, 2015 5:20 pm
Trip blank issues by Bigbear » Fri Jun 12, 2015 1:23 pm	10	5639	Last post by Bigbear Thu Jul 02, 2015 12:14 pm
TraceFinder by litya » Mon Jun 29, 2015 8:30 pm	3	3749	Last post by Or Not Thu Jul 02, 2015 11:27 pm
7890A GC - 5975C MSD Tune action stopped: Gain and offset =0 by MsMarilynCurie » Tue Jun 30, 2015 4:40 pm	3	4617	Last post by Bigbear Wed Jul 01, 2015 12:41 pm

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