LC-MS, GC-MS, and other - Page 36 - Chromatography Forum

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Topics	Replies	Views	Last post
Agilent ChemStation Running Slow by SMinero » Wed Jan 07, 2015 4:33 pm	8	5139	Last post by James_Ball Sun Jan 18, 2015 8:59 pm
Poor recovery of neat standards vs. extracted controls GCMS by kvirkler » Fri Jan 16, 2015 7:15 pm	2	2920	Last post by kvirkler Fri Jan 16, 2015 8:35 pm
Losing recovery of hydrocodone MO and other MO TMS opiates by kvirkler » Wed Jan 07, 2015 8:33 pm	2	2689	Last post by kvirkler Fri Jan 16, 2015 7:11 pm
TSQ 8000 TUNING by pah_2015 » Wed Jan 14, 2015 7:28 am	1	2854	Last post by BMU_VMW Thu Jan 15, 2015 2:57 pm
SRM for metaldehyde analysis by BMU_VMW » Wed Jan 14, 2015 12:54 pm	0	3210	Last post by BMU_VMW Wed Jan 14, 2015 12:54 pm
API 3000 manuals by tsoukalas1 » Thu Nov 15, 2012 7:56 am	4	5116	Last post by bbhogal Tue Jan 13, 2015 12:07 am
Need help with a method to extract thc from edibles by dlntx9 » Wed Dec 17, 2014 9:20 pm	1	2830	Last post by H.Thomas Mon Jan 12, 2015 7:18 am
Running api 3000 with sealed orifice by Alp » Sun Dec 19, 2010 4:43 pm	3	3484	Last post by bbhogal Sun Jan 11, 2015 10:58 pm
API3000 LCMS vacuum monitoring by bbhogal » Sun Jan 11, 2015 4:46 pm	0	2951	Last post by bbhogal Sun Jan 11, 2015 4:46 pm
API 2000 where are the tetracyclines? by carol » Fri Jan 09, 2015 4:26 pm	4	3405	Last post by carol Sat Jan 10, 2015 8:14 am
N2 supply to Agilent LCMSMS by meh1 » Mon Dec 29, 2014 10:24 pm	2	3972	Last post by michellec Thu Jan 08, 2015 1:50 am
2002/657/EC and HPLC/MS-MS method in bioequivalence study by Kashchei » Wed Jan 07, 2015 9:20 pm	0	3118	Last post by Kashchei Wed Jan 07, 2015 9:20 pm
Bob Finnigan by WK » Wed Jan 07, 2015 9:09 pm	0	2910	Last post by WK Wed Jan 07, 2015 9:09 pm
Datafile Transfer after Sequence Ends by SMinero » Wed Jan 07, 2015 4:24 pm	2	3209	Last post by SMinero Thu Jan 08, 2015 6:44 pm
ABSciex API 3200 MS MS opinions? by H2Oh » Thu Dec 11, 2014 4:23 pm	7	5068	Last post by H2Oh Wed Jan 07, 2015 2:35 pm
Training for Chem station... basic basic by irishtangerine » Thu Jan 01, 2015 12:54 am	2	3459	Last post by lmh Tue Jan 06, 2015 5:16 pm
LC-MS/MS high intensity noise problem by xiaoyu_fish » Wed Dec 31, 2014 5:55 pm	0	5360	Last post by xiaoyu_fish Wed Dec 31, 2014 5:55 pm
Chemstation Custom Reports adding %RSD and correlation coef by anabolic1980 » Wed Dec 31, 2014 10:54 am	2	3992	Last post by Bigbear Mon Jan 26, 2015 1:50 pm
Peaks appear in blank Chromatogram by najeeb » Thu Dec 25, 2014 8:29 am	6	5819	Last post by James_Ball Mon Dec 29, 2014 4:10 pm
Autosampler for GC by Oatsandbeans » Sat Dec 20, 2014 3:39 pm	8	6367	Last post by Peter Apps Wed Jul 27, 2016 9:27 am
GC/MS/MS: Agilent 7000 or APGC Waters Xevo TQS by zelda855 » Thu Nov 06, 2014 11:30 am	4	5806	Last post by foolishrice Tue Dec 23, 2014 8:22 am
Method Devlopment in Waters Acquity UPLC/MS/MS with MassLynx by dtabnick » Tue Oct 07, 2014 6:52 am	2	3976	Last post by dtabnick Tue Dec 23, 2014 6:38 am
Chemstation shuts down after injection using autosampler by dlntx9 » Tue Dec 23, 2014 2:10 am	8	8199	Last post by Spunky Mon Jun 07, 2021 10:26 pm
how to prevent from reverse engineering by jiangds06 » Mon Dec 15, 2014 7:01 pm	15	8317	Last post by jiangds06 Mon Dec 22, 2014 4:35 pm
Oxygen Peak missing in MS by rodrigue » Thu Dec 04, 2014 5:11 pm	17	8459	Last post by James_Ball Wed Dec 17, 2014 6:56 pm
tekmar standard cross contamination by danelledees » Fri Dec 12, 2014 7:24 pm	3	6660	Last post by RogerBardsley Wed Feb 04, 2015 4:22 pm
Help with Agilent 1290 Binary Pump error by wesmitchell » Tue Dec 16, 2014 10:07 pm	8	7886	Last post by JurijTrontelj Tue Jan 24, 2017 1:30 pm
LC-MS of Lanthanides and Transition Metal Species by abutler » Tue Dec 16, 2014 6:37 pm	0	3142	Last post by abutler Tue Dec 16, 2014 6:37 pm
Tekmar Atomx Carryover by cman26 » Wed Dec 03, 2014 5:41 pm	6	5405	Last post by mdevay Mon Dec 15, 2014 7:43 pm
gc/ms/ms perkin elmer iqt by zelda855 » Sat Dec 13, 2014 10:51 pm	0	3186	Last post by zelda855 Sat Dec 13, 2014 10:51 pm
548.1 Endothall, erratic Internal Standard recoveries by catdoc27 » Mon Jun 30, 2014 9:25 pm	5	4152	Last post by mdevay Fri Dec 12, 2014 7:56 pm
LC-QqQ comparision by zemolo » Tue Oct 28, 2014 10:05 pm	5	9366	Last post by zelda855 Fri Dec 12, 2014 4:41 pm
GCMS resolution by fdana » Mon Dec 08, 2014 8:06 pm	5	3724	Last post by JMB Fri Dec 12, 2014 2:52 pm
Archon Standard Vials by ardin825 » Fri Dec 12, 2014 2:28 pm	2	2993	Last post by ardin825 Mon Dec 15, 2014 4:18 pm
short column life by ifqal » Thu Dec 11, 2014 9:56 pm	2	3350	Last post by Peter Apps Fri Dec 12, 2014 9:22 am
GC MS transfer line by gcguy » Wed Jun 05, 2013 8:20 am	15	11701	Last post by MissBecca Thu Dec 11, 2014 9:23 pm
Software for Varian 3800 GC by zaid » Thu Dec 11, 2014 7:38 pm	0	3348	Last post by zaid Thu Dec 11, 2014 7:38 pm
Internal standard ratios fluctuating - 8270, Agilent GC/MS by 625 » Tue Oct 14, 2008 10:33 pm	19	14762	Last post by James_Ball Thu Dec 11, 2014 3:52 pm
LCQ Advantage ; No signal and failure on power supply by atavasol » Mon Dec 08, 2014 7:54 pm	1	3260	Last post by leadazide Wed Dec 10, 2014 7:16 pm
HP 5970 MSD Replacement Fan by bstratton » Mon Dec 08, 2014 5:20 pm	7	3735	Last post by James_Ball Wed Dec 10, 2014 4:34 pm
S/N vs column length, GCMS by Georgsv » Wed Dec 03, 2014 2:55 pm	4	3315	Last post by James_Ball Mon Dec 08, 2014 10:09 pm
Carryover by aes1311 » Thu Dec 04, 2014 11:17 pm	4	3715	Last post by James_Ball Mon Dec 08, 2014 8:00 pm
Trace GC & Thermo Finnigan GCQ plus setup. by Mr-Eric » Wed Nov 05, 2014 10:50 pm	4	5914	Last post by Mr-Eric Mon Dec 08, 2014 5:37 pm
Newbie HP5890 EPA Method 8260 by ardin825 » Wed Nov 05, 2014 9:41 pm	6	4646	Last post by whdees Mon Dec 08, 2014 3:58 pm
LC-MS/MS advice by anamariboyes » Fri Oct 17, 2014 7:27 pm	7	4983	Last post by nbik Mon Dec 08, 2014 12:56 pm
GC/MS: high baseline, lots of noise by gurlwithgcms » Thu Nov 06, 2014 10:06 pm	13	15265	Last post by RogerBardsley Fri Dec 05, 2014 8:18 pm
high mass 502 precursor after power outage tune evaluation by FBProc » Wed Jul 30, 2014 2:03 am	3	4890	Last post by Dimitri Fri Dec 05, 2014 5:49 pm
Chrysene-d12 inherently erratic? by whdees » Thu Sep 11, 2014 4:07 pm	27	10612	Last post by whdees Fri Dec 05, 2014 3:51 pm
Ammonium acetate pH drift by chemnerd1 » Thu Dec 04, 2014 10:37 pm	4	5532	Last post by DJ Mon Dec 08, 2014 8:46 pm
Agilent vacuum pirani calibration by dr_bahram1977 » Tue Nov 25, 2014 7:46 pm	2	3487	Last post by dr_bahram1977 Mon Dec 01, 2014 6:51 pm

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