LC-MS, GC-MS, and other - Page 102 - Chromatography Forum

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Welcome! by tom jupille » Thu Mar 11, 2021 6:40 pm	0	78423	Last post by tom jupille Thu Mar 11, 2021 6:40 pm

Topics	Replies	Views	Last post
High-resolution LC/MS vs two-stage LC/MS by adam » Tue May 30, 2006 5:19 pm	7	5728	Last post by Kostas Petritis Thu Jun 08, 2006 5:00 pm
acetoacetate product M.W. determination by foxp » Tue Jun 06, 2006 3:21 pm	6	4436	Last post by james little Wed Jun 07, 2006 11:05 pm
LC-ICPMS Peak Splitting by jdlh199 » Thu May 18, 2006 9:27 pm	17	8128	Last post by jdlh199 Tue Jun 06, 2006 3:25 pm
Mass calibration by sapna » Sat Jun 03, 2006 3:59 pm	0	3262	Last post by sapna Sat Jun 03, 2006 3:59 pm
MS Bleed with Polar Embedded Columns (Discussion at the LC ) by Koen Hollebekkers » Fri May 26, 2006 4:19 pm	0	2983	Last post by Koen Hollebekkers Fri May 26, 2006 4:19 pm
Need recommendation for LC-MS/MS by Azwan » Wed Apr 19, 2006 9:23 am	5	5105	Last post by Kostas Petritis Fri May 26, 2006 6:38 am
Recommendation for TOF system by sindhu » Wed May 17, 2006 5:52 am	6	5007	Last post by Kostas Petritis Fri May 26, 2006 6:22 am
lc/pbi/(esi versus ei) by vestelshirley » Wed May 24, 2006 3:18 pm	1	3306	Last post by Ary Thu May 25, 2006 4:10 pm
74 mass by meillid » Wed May 24, 2006 6:10 pm	1	3300	Last post by Ary Thu May 25, 2006 3:41 pm
HP5970 VS. 5971 by Rich » Mon May 22, 2006 2:18 pm	5	4371	Last post by Rich Wed May 24, 2006 6:24 pm
Looking for proper GC/MS system by puff » Mon May 22, 2006 6:52 am	1	3105	Last post by richa_malhotra Tue May 23, 2006 1:12 pm
Internal Std varition in 1st injection by lingaa » Sun May 21, 2006 4:11 pm	2	3524	Last post by HW Mueller Tue May 23, 2006 6:52 am
internal standard in LC MS MS by Magda » Fri May 19, 2006 6:07 am	4	4607	Last post by Mark Tracy Fri May 19, 2006 10:09 pm
unstable corona discharge in APCI by livinglake » Tue May 16, 2006 5:20 am	0	3190	Last post by livinglake Tue May 16, 2006 5:20 am
Linear weighting by lingaa » Mon May 15, 2006 4:08 pm	1	3502	Last post by tom jupille Mon May 15, 2006 9:50 pm
Shrinkage of rubber o-ring by chhubert » Thu May 04, 2006 1:09 pm	3	4298	Last post by Peter Apps Mon May 15, 2006 9:53 am
Abbreviation standardization consensus by Mary Carson » Thu May 04, 2006 8:31 pm	4	4152	Last post by rj_panet Mon May 15, 2006 12:58 am
Junk peaks on LC/MS/MS by shangyer » Fri May 05, 2006 7:35 pm	3	3807	Last post by MG Tue May 09, 2006 6:30 pm
LC-MS/MS by N.V.V.S.S. RAMAN » Sun May 07, 2006 6:34 am	7	5011	Last post by james little Tue May 09, 2006 12:16 pm
GC/MS or LC/MS ? by kurtdm » Tue Apr 18, 2006 7:40 am	2	4279	Last post by richa_malhotra Tue May 09, 2006 12:08 pm
3 detector GC? by jhobbs » Thu May 04, 2006 5:46 pm	1	3263	Last post by CE Instruments Fri May 05, 2006 2:44 pm
Why is best to run acids in negative mode in LC/MS/MS ? by saioa » Tue Apr 25, 2006 1:49 pm	2	4118	Last post by james little Thu May 04, 2006 4:06 am
carryover by ST » Tue May 02, 2006 2:10 pm	4	4199	Last post by Uwe Neue Wed May 03, 2006 4:19 pm
S-Sulphocysteine - some weird chromatography! by OtherGeoff » Tue May 02, 2006 1:51 pm	3	3475	Last post by OtherGeoff Wed May 03, 2006 10:43 am
ionization stability on API 2000 by Maristela » Thu Apr 06, 2006 6:21 pm	1	3295	Last post by OtherGeoff Tue May 02, 2006 2:46 pm
HP 5988A MS system and parts available-free by jmoss » Thu Apr 20, 2006 10:38 pm	0	3128	Last post by jmoss Thu Apr 20, 2006 10:38 pm
Source of sulphur in samples or GCMS system? by jimmyhu » Wed Apr 19, 2006 12:47 am	1	3730	Last post by Peter Apps Wed Apr 19, 2006 11:46 am
GC/MS method for Nitrous oxide? by Scimel » Wed Jan 25, 2006 2:03 pm	6	6052	Last post by Ron Wed Apr 12, 2006 8:11 pm
Help!tune action stopped:cannot achieve constant peak widths by wl_yang » Wed Mar 29, 2006 10:04 pm	20	12560	Last post by wl_yang Wed Apr 12, 2006 3:47 am
simple question on GC MS by just me » Sun Apr 09, 2006 3:56 pm	2	3835	Last post by james little Sun Apr 09, 2006 7:10 pm
small molecule identification using LC/MS by meillid » Wed Mar 29, 2006 10:29 pm	4	4202	Last post by james little Sat Apr 08, 2006 12:54 pm
Sodium adduct in calibration by ubcforbes » Fri Apr 07, 2006 4:45 pm	1	3451	Last post by james little Sat Apr 08, 2006 12:39 pm
Question for the statisticians by Noser222 » Fri Mar 31, 2006 7:01 pm	4	4081	Last post by Noser222 Thu Apr 06, 2006 6:58 pm
Leucine/Isoleucine by amaryl » Fri Mar 31, 2006 7:30 am	2	4420	Last post by Noser222 Wed Apr 05, 2006 8:48 pm
Does contamination affect vacuum? by wl_yang » Sat Apr 01, 2006 6:33 pm	2	3971	Last post by wl_yang Mon Apr 03, 2006 4:47 am
Looking for a new LC-MSMS system by ortelli » Thu Mar 02, 2006 8:38 am	3	4481	Last post by H Man Sat Apr 01, 2006 9:06 am
how to set up quantitation database for internal calibration by zimanli » Wed Mar 29, 2006 2:55 pm	0	2960	Last post by zimanli Wed Mar 29, 2006 2:55 pm
Method of analysis for methyl methanesulfonate-reg by sivatorrent » Fri Mar 24, 2006 10:39 am	1	3336	Last post by ddostie Sat Mar 25, 2006 3:32 am
LC column saturation ???? by Maristela » Mon Mar 20, 2006 11:22 am	14	7279	Last post by Maristela Sat Mar 25, 2006 2:26 am
deuterated IS by M.C. » Thu Mar 23, 2006 11:24 am	2	4386	Last post by Kostas Petritis Thu Mar 23, 2006 8:04 pm
Simple MS question by just me » Sun Mar 19, 2006 7:10 pm	4	4289	Last post by Rafael Chust Thu Mar 23, 2006 10:04 am
Sulphamic acid on LCMS.. by Pegry » Sun Mar 19, 2006 10:47 am	1	3328	Last post by james little Tue Mar 21, 2006 4:09 am
weighting factor for linear regression by meillid » Fri Mar 17, 2006 11:01 pm	3	4297	Last post by Margaret Antler Mon Mar 20, 2006 9:37 pm
ISTD concentration for LC-MS/MS by limeiluo » Sat Mar 18, 2006 6:44 am	2	6759	Last post by limeiluo Sun Mar 19, 2006 3:53 pm
slope and intercept change by meillid » Fri Mar 17, 2006 8:16 pm	1	3609	Last post by james little Sat Mar 18, 2006 4:22 am
GC-MS instrument transport by josebenjamin » Mon Mar 13, 2006 5:33 pm	4	5180	Last post by josebenjamin Tue Mar 14, 2006 9:39 pm
too high column bleed by gandreou » Thu Feb 09, 2006 10:30 am	4	4922	Last post by Peter Apps Fri Mar 10, 2006 1:32 pm
good web sites to learn more about LCMSMS by venkatpadala » Wed Mar 08, 2006 8:59 am	3	4346	Last post by LarryHouse Thu Mar 09, 2006 9:04 pm
when to change the capillary GC column? by wl_yang » Thu Mar 02, 2006 8:06 pm	4	6373	Last post by james little Thu Mar 09, 2006 12:08 am
LCMS training by mtnshawn » Wed Mar 08, 2006 3:46 pm	2	4113	Last post by tom jupille Wed Mar 08, 2006 6:15 pm

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