LC-MS, GC-MS, and other - Page 106 - Chromatography Forum

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Welcome! by tom jupille » Thu Mar 11, 2021 6:40 pm	0	55284	Last post by tom jupille Thu Mar 11, 2021 6:40 pm

Topics	Replies	Views	Last post
LCMS ESI for N-quaternary pesticides by osten » Mon May 16, 2005 3:50 pm	11	16227	Last post by osten Fri May 20, 2005 7:22 pm
LC-MS-MS spectrum by paresh » Wed May 18, 2005 5:07 am	1	3645	Last post by MG Wed May 18, 2005 2:17 pm
Mass spectrum by paresh » Wed May 18, 2005 4:56 am	1	3806	Last post by MG Wed May 18, 2005 2:09 pm
an question seems related to only MS by meillid » Thu Apr 28, 2005 11:21 pm	7	5287	Last post by james little Wed May 18, 2005 4:00 am
Why the ion trap is called quadrupole by Ricardinio » Sun May 15, 2005 5:16 pm	4	5057	Last post by JI2002 Tue May 17, 2005 8:10 pm
Base peak chromatogram vs TIC by Ricardinio » Sun May 15, 2005 6:33 pm	3	27691	Last post by Ricardinio Mon May 16, 2005 9:45 pm
Low mass cut of in CID experiment by Ricardinio » Sun May 15, 2005 9:25 pm	1	5594	Last post by MG Mon May 16, 2005 2:09 pm
Home made nanospray emitter by csang » Mon May 16, 2005 3:57 am	0	4766	Last post by csang Mon May 16, 2005 3:57 am
Loss of peaks and sensitivity by sally » Sat May 14, 2005 9:28 pm	3	4191	Last post by Uwe Neue Mon May 16, 2005 1:18 am
Basics on ion formation by Ricardinio » Sun May 15, 2005 2:49 pm	1	3596	Last post by BigGeoff Sun May 15, 2005 9:26 pm
Patrick J. Rudewicz by james little » Sat May 14, 2005 4:35 pm	0	3573	Last post by james little Sat May 14, 2005 4:35 pm
how expansive is a good trip quad by Hong » Wed May 11, 2005 9:31 pm	5	4568	Last post by epld Sat May 14, 2005 2:09 pm
Epichlorohydrine by nrsz2001 » Mon May 02, 2005 1:38 pm	1	3701	Last post by GC_Man Thu May 12, 2005 1:14 pm
APPI Source by jan » Wed May 11, 2005 9:50 pm	1	3833	Last post by JNF Thu May 12, 2005 9:00 am
Double peaks seen for one component by eliza2005 » Mon Apr 18, 2005 3:20 am	9	7180	Last post by eliza2005 Thu May 12, 2005 4:27 am
How can I improve the sensitivity of sample in LC-MS by dudi » Thu Apr 21, 2005 8:32 pm	4	4700	Last post by RL Wed May 11, 2005 10:13 am
AMDIS by WK » Mon May 09, 2005 1:40 pm	1	4008	Last post by james little Wed May 11, 2005 4:21 am
Pressure, temprature and flow rate in GC by JI2002 » Fri May 06, 2005 4:17 pm	1	4141	Last post by DR Fri May 06, 2005 6:18 pm
How can we distinguish xylene and ethyl benzene by GCMS by mass » Tue Apr 26, 2005 3:27 am	8	10203	Last post by chromatographer1 Fri May 06, 2005 6:18 pm
GC/MS response decreased 4 times by wl_yang » Tue Apr 26, 2005 3:19 pm	5	5689	Last post by Ron Fri May 06, 2005 3:24 am
Selected ion flow tube mass spectrometry (SIFT-MS) by jimmyhu » Fri May 06, 2005 1:34 am	0	4742	Last post by jimmyhu Fri May 06, 2005 1:34 am
Why Labeled Standards for LCMS? by james little » Mon May 02, 2005 2:10 am	0	3657	Last post by james little Mon May 02, 2005 2:10 am
Background by ae » Wed Apr 06, 2005 7:15 pm	2	4096	Last post by ae Fri Apr 29, 2005 1:23 pm
crosstalk by Sofia » Thu Mar 31, 2005 10:42 am	3	4366	Last post by elizabeth s Fri Apr 29, 2005 4:35 am
Divert valve for API 3000 by mralitsch » Mon Apr 25, 2005 7:26 pm	1	3704	Last post by mfiligenzi Wed Apr 27, 2005 6:02 pm
basic difference by mass » Mon Mar 28, 2005 4:18 am	5	5003	Last post by MG Tue Apr 26, 2005 12:58 pm
Any help on this strange phenomenon by Gerrie » Thu Apr 21, 2005 1:25 pm	4	4400	Last post by Gerrie Fri Apr 22, 2005 7:45 am
difference between Waters Quattro micro and Quattro premier by epld » Tue Apr 19, 2005 9:09 am	2	5053	Last post by John G Thu Apr 21, 2005 2:34 pm
Triple Quad Quality Wich brand by matthias » Tue Apr 19, 2005 9:48 am	2	4123	Last post by matthias Thu Apr 21, 2005 6:11 am
which lc/ms/ms? by epld » Mon Mar 28, 2005 2:04 pm	9	6000	Last post by matthias Tue Apr 19, 2005 11:33 am
CTC autosampler carryover by RL » Mon Apr 18, 2005 3:58 pm	0	3738	Last post by RL Mon Apr 18, 2005 3:58 pm
Reproducibility problems with ESI by sahram » Mon Apr 18, 2005 10:57 am	1	4546	Last post by MG Mon Apr 18, 2005 1:54 pm
TMS artifact at m/z 205 by Fabiano » Thu Apr 14, 2005 4:36 pm	2	4628	Last post by james little Sat Apr 16, 2005 2:58 pm
Use of Interface in API 4000 by mass » Thu Apr 14, 2005 5:35 pm	3	5449	Last post by MG Fri Apr 15, 2005 1:44 pm
Adduct of 40.5Da by fabienco » Mon Apr 11, 2005 11:57 am	3	4464	Last post by fabienco Tue Apr 12, 2005 3:54 pm
Fragmentation Literature by HT » Mon Apr 11, 2005 1:36 pm	0	4010	Last post by HT Mon Apr 11, 2005 1:36 pm
Sharing LC/MS and GC/MS Information on Website by james little » Sat Apr 09, 2005 1:14 pm	0	4213	Last post by james little Sat Apr 09, 2005 1:14 pm
Alendronate LC-MS by Christian Fernandes » Mon Mar 21, 2005 2:54 pm	3	4610	Last post by Chris Pohl Wed Apr 06, 2005 10:24 pm
no fragmentation in iontrap by aldij » Wed Mar 30, 2005 11:35 am	2	4345	Last post by aldij Wed Apr 06, 2005 11:39 am
Problems with LCMS Stability in MRM Mode by james little » Tue Apr 05, 2005 1:05 am	2	5157	Last post by james little Wed Apr 06, 2005 12:01 am
Ion chromatography-mass spectrometry by Christian Fernandes » Thu Mar 31, 2005 7:39 pm	7	5804	Last post by JNF Tue Apr 05, 2005 6:51 am
API 3000 and API 4000 by epld » Mon Apr 04, 2005 6:41 pm	1	4740	Last post by MG Mon Apr 04, 2005 7:47 pm
5972 tuning problems by ae » Mon Apr 04, 2005 7:03 pm	0	4152	Last post by ae Mon Apr 04, 2005 7:03 pm
8270 Calibration Problems by ae » Thu Mar 31, 2005 2:51 pm	3	4530	Last post by ae Mon Apr 04, 2005 6:57 pm
pthalates by WK » Thu Mar 31, 2005 9:05 am	1	4272	Last post by Answer Man Mon Apr 04, 2005 2:59 pm
sensitivity increases ms upgrades by vestelshirley » Mon Apr 04, 2005 2:50 pm	0	3772	Last post by vestelshirley Mon Apr 04, 2005 2:50 pm
Deuterated Analogue as internal standard by joel.ch » Thu Mar 31, 2005 3:26 pm	3	5227	Last post by Ron Thu Mar 31, 2005 4:34 pm
Formic acid for negative ESI? by Ericz » Thu Mar 31, 2005 3:10 pm	1	4682	Last post by MG Thu Mar 31, 2005 3:29 pm
some question about GC/MS from a begginer by galdamez » Mon Mar 21, 2005 2:36 am	3	4860	Last post by ae Tue Mar 29, 2005 6:24 pm
MS5972 Help by ae » Thu Mar 17, 2005 8:46 pm	3	5119	Last post by ae Tue Mar 29, 2005 6:19 pm

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