LC-MS, GC-MS, and other - Page 33 - 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
Pesticides Recovery- Agilent 6460 by cott1 » Fri Jun 19, 2015 9:01 pm	2	4017	Last post by richiekichi Tue Jun 30, 2015 6:56 am
Kovats index on HP-5ms by Robert Zakrzewski » Fri Jun 26, 2015 7:44 pm	4	4874	Last post by Robert Zakrzewski Tue Jun 30, 2015 7:29 pm
G1701EA GC/MSD ChemStation by Daniela_Ela » Wed Jun 24, 2015 12:51 pm	2	3426	Last post by whdees Thu Jul 02, 2015 3:50 pm
I can´t use the NIST library in AMDIS by AnitaArg » Fri Jun 19, 2015 7:14 pm	2	9180	Last post by chemstation Wed Jun 24, 2015 4:18 am
Chemstation cannot bring up MS by Sefudlon » Tue Jun 23, 2015 3:03 am	4	3807	Last post by James_Ball Tue Jun 23, 2015 7:44 pm
How can I do pre-injection in ultimate 3000? by wilrbc » Fri Jun 19, 2015 3:09 am	0	4217	Last post by wilrbc Fri Jun 19, 2015 3:09 am
Agilent 1100 MSD (1946B) baseline noise by chrsdrake » Wed Feb 04, 2015 3:28 pm	2	4009	Last post by chrsdrake Thu Jun 18, 2015 1:58 pm
Agilent MSD Quad DC fault by hfredricks » Fri Oct 15, 2010 3:49 pm	13	10764	Last post by jagoeman Mon Jun 15, 2015 10:40 pm
Finnegan GCQ GC-MS by edc » Mon Apr 12, 2010 6:33 pm	4	5273	Last post by jamesh Sun Jun 14, 2015 8:53 pm
Dichloromethane background noise by Rocknroll99 » Thu Jun 11, 2015 2:33 am	5	3625	Last post by James_Ball Fri Jun 12, 2015 7:57 pm
Second instrument: same vendor or different? by bunnahabhain » Fri Apr 24, 2015 11:11 am	7	3963	Last post by Leni Tue Jun 09, 2015 11:09 am
testimony on Imtakt Intrada Amino Acid column methods by Arne » Mon Jun 08, 2015 5:17 pm	4	4012	Last post by mattmullaney Thu Jun 11, 2015 4:48 pm
Dead PolarisQ - Help by Dave Tilotta » Fri Jun 05, 2015 7:07 pm	1	2837	Last post by James_Ball Fri Jun 05, 2015 10:16 pm
Carrier gas by kartoffel » Wed May 27, 2015 12:58 pm	8	4398	Last post by dr_bahram1977 Fri Jun 05, 2015 6:37 pm
Would like to change the -70eV setting on and Agilent 5972 by Davidcmh » Wed May 13, 2015 5:46 pm	1	2999	Last post by mckrause Thu Jun 04, 2015 9:39 pm
Which brand of GC-MS should we buy? Thanks. by jx1998 » Sun Apr 19, 2015 1:25 am	6	5879	Last post by dr_bahram1977 Mon Jun 01, 2015 7:41 pm
column gas flow does not stabilize if split is open - GCMS by JPNS » Mon May 18, 2015 1:31 pm	7	4150	Last post by JPNS Fri May 29, 2015 5:40 pm
what is the different between these techniques ? by eight2015 » Tue May 26, 2015 2:22 pm	1	3013	Last post by BMU_VMW Thu May 28, 2015 9:44 am
Sample preparation for Vitamin D2 and D3 by Adrian » Fri Aug 31, 2012 9:16 am	3	6483	Last post by carol Thu May 28, 2015 8:26 am
API 4000 by vdnsrinivas » Wed May 27, 2015 8:52 pm	0	3163	Last post by vdnsrinivas Wed May 27, 2015 8:52 pm
severe broadening in gcms by sepscientologist » Tue May 26, 2015 5:08 pm	3	3217	Last post by Bigbear Wed May 27, 2015 12:00 pm
Leaky 5973 by Erika.Miller » Fri May 22, 2015 3:47 pm	13	5240	Last post by Erika.Miller Tue May 26, 2015 7:10 pm
MS Quadrupole Temperature unreasonably high, stays high by ladyc86 » Tue Apr 28, 2015 12:09 am	3	3628	Last post by Longnguyenvn93 Fri May 22, 2015 3:07 am
MS forum by koenvanderdrift » Thu Apr 30, 2015 11:05 pm	1	3286	Last post by Longnguyenvn93 Fri May 22, 2015 3:03 am
Auto tune error process in ion trap 240 GC / MS. by Longnguyenvn93 » Fri May 22, 2015 2:02 am	0	3240	Last post by Longnguyenvn93 Fri May 22, 2015 2:02 am
Isobaric compounds by flbak » Mon Apr 20, 2015 9:23 pm	5	5140	Last post by Klaus I. Wed May 20, 2015 3:22 pm
Agilent Masshunter qualitative software installation by ifsuda2008 » Tue May 19, 2015 4:13 am	2	3842	Last post by dRima Wed May 20, 2015 7:49 am
agilent ms library convert to shimadzu library by HONARFAR » Tue May 19, 2015 11:27 am	3	11254	Last post by Henrylozano Wed Sep 25, 2019 11:42 pm
No response, cannot bring MS on line [error -204] by Daniela_Ela » Tue May 12, 2015 12:53 pm	7	9702	Last post by James_Ball Fri May 15, 2015 3:02 pm
Purge and Trap issue by Yama001 » Thu May 14, 2015 3:39 pm	5	3985	Last post by James_Ball Fri May 15, 2015 2:55 pm
variations in repeat injections of high % organic samples by MHANLEY » Fri May 08, 2015 12:10 pm	9	4688	Last post by MHANLEY Fri May 15, 2015 11:05 am
Varian 3800 GC/ 4000 MS " forever equilibrating" only select by allipigg » Wed May 13, 2015 4:02 pm	0	3421	Last post by allipigg Wed May 13, 2015 4:02 pm
Paraquat/Diquat on HILIC by axmo » Wed May 13, 2015 8:42 am	2	3835	Last post by HippyLabRat Mon May 18, 2015 9:23 pm
Software ChemStation integration by adrianfcantillo » Tue May 12, 2015 12:03 am	1	3132	Last post by Yama001 Tue May 12, 2015 12:20 pm
how to choose SRM specific transitions ? by Cassandre-2015 » Tue Mar 31, 2015 8:45 pm	3	4210	Last post by mckrause Tue May 12, 2015 1:17 am
SKY liners? by whdees » Fri May 08, 2015 3:21 pm	1	2841	Last post by mckrause Tue May 12, 2015 1:04 am
??? preparation of tryptophan internal internal standards by clementgascua » Tue Apr 21, 2015 3:32 pm	1	2885	Last post by PeterPopoff Mon May 11, 2015 8:06 pm
SimDis Method by PatriciaLa » Thu May 07, 2015 10:22 am	2	3793	Last post by antonk Sun Oct 11, 2015 7:01 pm
PAH calibration problem by erdno » Thu Apr 09, 2015 7:59 am	16	9183	Last post by James_Ball Tue May 05, 2015 7:17 pm
TFA persistence by andy_s » Wed Apr 29, 2015 9:30 pm	7	3949	Last post by andy_s Tue May 05, 2015 2:22 pm
Using only cap pump of Agilent 1200 in normal mode by sartaj » Mon May 04, 2015 1:16 am	0	3123	Last post by sartaj Mon May 04, 2015 1:16 am
Water droplets in LC-MS source window & a strange noise by pfjl » Mon Apr 27, 2015 10:53 am	3	3991	Last post by mckrause Sun May 03, 2015 1:56 pm
2,4-dinitrophenol and other little princesses by MichaelVW » Fri Apr 03, 2015 10:00 pm	9	5150	Last post by mckrause Sun May 03, 2015 1:38 pm
Need Help Setting Up Agilent 1100 with Mass Detector by rteixeira » Thu Apr 16, 2015 7:09 pm	1	2684	Last post by mckrause Sun May 03, 2015 1:32 pm
Linearity problem with LC-MS MRM by bunnahabhain » Fri Apr 17, 2015 11:30 am	5	4781	Last post by mckrause Sun May 03, 2015 1:25 pm
Solutions to API2000 Source Exhaust Pump Error by cc21609 » Tue Apr 07, 2015 8:28 pm	6	5991	Last post by James_Ball Fri May 01, 2015 2:28 pm
Issues with Xcaliber, DataAnalysis, and third party software by Johte » Thu Apr 30, 2015 8:46 pm	3	4105	Last post by Johte Fri May 15, 2015 11:21 pm
Groups in Chemstation by kartoffel » Sat Apr 25, 2015 9:04 am	4	4605	Last post by AICMM Fri Jul 10, 2015 1:12 pm
Levels of Previtamin D and Vitamin D in milk by carol » Fri Apr 17, 2015 11:50 am	4	3767	Last post by JMB Fri Apr 24, 2015 2:33 am
Xevo TQ MS diverter valve bypass? by bisnettrj2 » Sun Apr 19, 2015 9:49 pm	11	4875	Last post by lmh Thu Apr 23, 2015 12:49 pm

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