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

Post a new topic

5511 topics

Announcements	Replies	Views	Last post
Welcome! by tom jupille » Thu Mar 11, 2021 6:40 pm	0	78435	Last post by tom jupille Thu Mar 11, 2021 6:40 pm

Topics	Replies	Views	Last post
Stubborn air leak by wenleonard » Sat Aug 08, 2015 12:48 pm	6	3928	Last post by Peter Apps Wed Aug 12, 2015 1:24 pm
Proline LCMSMS by KPK » Mon Aug 03, 2015 10:21 pm	3	3125	Last post by KPK Tue Aug 11, 2015 6:33 pm
Xcalibur 1.2 by jagoeman » Wed Aug 05, 2015 10:27 am	1	2721	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	3038	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	3222	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	3880	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	3041	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	2883	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	3100	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	2795	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	3316	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	3044	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	9917	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	4626	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	3092	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	3700	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	2988	Last post by AComando Thu Jul 30, 2015 3:21 pm
Solvent delay by patzapata » Tue Jun 23, 2015 10:36 am	4	4141	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	4352	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	3028	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	4085	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	3220	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	2522	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	3751	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	4815	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	3346	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	3048	Last post by luiscabrita Fri Jul 24, 2015 8:35 am
5975c bad tune by Maxim09 » Wed Jun 24, 2015 10:12 pm	10	4767	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	3765	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	3540	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	3393	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	4347	Last post by bunnahabhain Tue Jul 21, 2015 1:56 pm
Chloroform by Kreall » Mon Jul 13, 2015 7:14 am	1	5881	Last post by JMB Fri Jul 17, 2015 7:11 pm
Reducing sample concentration by dendira » Tue Jul 07, 2015 11:13 am	12	4636	Last post by PeakDetector Fri Jul 17, 2015 3:38 pm
Waters QDa by grinja » Fri Jul 10, 2015 3:36 am	2	2996	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	2741	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	3271	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	3352	Last post by cc21609 Mon Jul 13, 2015 2:46 pm
Sciex 3200 heater by BCBC » Fri Jul 10, 2015 5:41 pm	1	2846	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	3219	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	4217	Last post by Kenn Wed Jul 08, 2015 8:22 pm
Regular noise increase by Pepter » Sat Jul 04, 2015 7:57 am	3	3037	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	4937	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	4144	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	3249	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	5015	Last post by GCMS-ISRP Mon Jul 06, 2015 12:15 pm
quattromicro API by abdulsar » Thu Jun 11, 2015 9:01 pm	3	3242	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	5634	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	4844	Last post by wenleonard Thu Jul 02, 2015 5:20 pm
Trip blank issues by Bigbear » Fri Jun 12, 2015 1:23 pm	10	5684	Last post by Bigbear Thu Jul 02, 2015 12:14 pm

Post a new topic

5511 topics

Return to Board Index

Who is online

In total there are 3 users online :: 0 registered, 0 hidden and 3 guests (based on users active over the past 5 minutes)
Most users ever online was 11462 on Mon Dec 08, 2025 9:32 pm

Users browsing this forum: No registered users and 3 guests

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum

Latest Blog Posts from Separation Science

Separation Science offers free learning from the experts covering methods, applications, webinars, eSeminars, videos, tutorials for users of liquid chromatography, gas chromatography, mass spectrometry, sample preparation and related analytical techniques.

Subscribe to our eNewsletter with daily, weekly or monthly updates: Food & Beverage, Environmental, (Bio)Pharmaceutical, Bioclinical, Liquid Chromatography, Gas Chromatography and Mass Spectrometry.

Liquid Chromatography

Gas Chromatography

Mass Spectrometry

Related Sites

Separation Science

Analytical Training Solutions

Registration

Log in

Part of Separation Science