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Analyte Concentration for Optimization
by shemesh199 » Mon Dec 26, 2011 4:37 pm
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2
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2398
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Last post by MaryCarson
Tue Jan 10, 2012 10:14 pm
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Water build-up in the transfer line?
by Stormyrene » Thu Dec 29, 2011 12:05 pm
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8
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2383
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Last post by Bigbear
Tue Jan 10, 2012 6:29 pm
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THM's by 524.2
by mjh32586 » Thu Jul 28, 2011 1:28 pm
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20
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4911
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Last post by Bigbear
Tue Jan 10, 2012 5:15 pm
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Agilent MassHunter Optimizer
by shemesh199 » Wed Dec 28, 2011 6:06 am
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4
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2609
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Last post by TheProphet
Tue Jan 10, 2012 10:15 am
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High initial baseline in GCMS
by donnygg » Mon Jan 02, 2012 8:43 am
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12
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7029
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Last post by donnygg
Tue Jan 10, 2012 8:20 am
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ethanol and isopropyl alcohol separation
by tellest81 » Mon Jan 09, 2012 8:03 pm
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26
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12012
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Last post by Peter Apps
Mon Mar 05, 2012 7:04 am
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USP Column Phase
by superkidz » Mon Jan 09, 2012 11:39 am
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3
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2417
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Last post by adamsmith87
Tue May 08, 2012 11:33 am
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swap the filament on Agilent GCMS
by sepscientologist » Wed Dec 28, 2011 7:42 pm
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3
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9099
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Last post by sepscientologist
Mon Jan 09, 2012 4:42 pm
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ChromaTOF calibration - How to get it to work ??
by Fee » Fri Jan 06, 2012 6:46 pm
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1
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2311
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Last post by Don_Hilton
Sat Jan 07, 2012 3:32 am
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different retention time though the methods are the same
by Bill040689 » Wed Jan 04, 2012 12:51 am
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3
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2343
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Last post by Fee
Fri Jan 06, 2012 8:08 pm
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Finnigan GCQ communication error
by Maintain459 » Fri Jan 06, 2012 2:24 pm
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0
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2058
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Last post by Maintain459
Fri Jan 06, 2012 2:24 pm
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hi i have same problem
by hadyms » Sat Dec 31, 2011 1:26 pm
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3
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2399
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Last post by mckrause
Fri Jan 06, 2012 2:49 am
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1,1-DCE by GCMS
by 01310040231 » Wed Dec 28, 2011 8:05 pm
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4
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2923
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Last post by 01310040231
Fri Jan 06, 2012 12:34 am
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Inlet pressure problem on 7890A
by JonKlar » Thu Nov 17, 2011 7:58 pm
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11
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15341
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Last post by DRFournier5
Thu Jan 05, 2012 8:02 pm
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LRI differences between theory and practices
by Bill040689 » Thu Jan 05, 2012 5:10 am
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5
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2105
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Last post by Bill040689
Fri Jan 06, 2012 7:32 am
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Waters vs Agilent
by pincer » Wed Dec 21, 2011 8:58 am
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8
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3642
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Last post by TheProphet
Thu Jan 05, 2012 10:23 am
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GCMS PBDE 209 Fragment Ions
by malang » Wed Jan 04, 2012 8:50 am
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2
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2338
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Last post by krickos
Wed Jan 04, 2012 2:12 pm
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Eluents used in ion chromatography
by Deoxyribonucleon » Wed Jan 04, 2012 6:55 am
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3
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4888
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Last post by Markus Laeubli, Metrohm
Thu Jan 05, 2012 10:27 am
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mannitol and lactulose analysis by lc/ms/ms
by Jen » Tue Jan 03, 2012 6:29 pm
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0
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2299
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Last post by Jen
Tue Jan 03, 2012 6:29 pm
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Can peak tailing on C18 be column-independent?
by Infinity » Tue Jan 03, 2012 6:24 pm
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0
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1907
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Last post by Infinity
Tue Jan 03, 2012 6:24 pm
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varian 450GC/240MS
by sundaresan » Mon Dec 28, 2009 10:33 pm
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8
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3638
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Last post by sundaresan
Tue Jan 03, 2012 4:32 pm
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Perkin Elmer SQ 300 LC/MS and LC-MS with single quad vs trip
by pincer » Mon Jan 02, 2012 8:46 am
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0
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1824
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Last post by pincer
Mon Jan 02, 2012 8:46 am
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RF-voltage adjustment on Finnigan Magnum/ITS 40
by HbJ » Sat Dec 31, 2011 8:30 pm
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0
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1872
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Last post by HbJ
Sat Dec 31, 2011 8:30 pm
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Indocyanine Green ESI Method Development
by shemesh199 » Fri Dec 23, 2011 3:59 am
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13
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4361
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Last post by Pepter
Thu Dec 29, 2011 8:28 pm
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How to improve peak shape of tetracyclin by LC/QQQ
by thohry » Mon Sep 05, 2011 3:08 pm
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3
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2918
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Last post by kmchale
Thu Dec 29, 2011 5:06 pm
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Problem with reproducible peak areas with LC/MS/MS
by Yellow » Fri Nov 25, 2011 4:11 pm
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12
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4600
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Last post by kmchale
Thu Dec 29, 2011 3:50 pm
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help：conversion of varian .sms to agilent .D
by zhenyiwin » Thu Dec 29, 2011 2:56 am
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1
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3116
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Last post by Pepter
Thu Dec 29, 2011 10:44 am
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MS2 Scan Time
by shemesh199 » Mon Dec 26, 2011 4:33 pm
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1
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2339
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Last post by trozen
Tue Dec 27, 2011 5:09 am
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Quantifying compounds of a sample can only be done with STD?
by seamoro » Thu Dec 22, 2011 5:23 am
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2
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1805
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Last post by lmh
Fri Dec 23, 2011 6:35 pm
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"Quantitating" without a Standard in GCMS
by Karen01 » Sat Dec 17, 2011 7:02 pm
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11
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3404
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Last post by Amirav
Tue Dec 20, 2011 3:07 pm
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High endrin breakdown on Thermo ULTRA with PTV
by CZTOAZ » Fri Dec 16, 2011 2:57 am
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5
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2505
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Last post by CZTOAZ
Tue Dec 20, 2011 4:52 am
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HP 5890 GC-MS Error in SCCONT Routine (MSD 5970)
by LisaJacque » Fri Sep 30, 2011 5:36 pm
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6
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2458
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Last post by mckrause
Tue Dec 20, 2011 4:48 am
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non linear injector
by ym3142 » Tue Nov 22, 2011 6:48 pm
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15
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3843
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Last post by mckrause
Tue Dec 20, 2011 4:47 am
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MRM vs SIR
by ym3142 » Thu Dec 15, 2011 3:26 pm
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3
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9013
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Last post by ym3142
Mon Dec 19, 2011 7:24 am
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Help: Funny GC/MS peak and identification
by Azimpatar » Sun Dec 11, 2011 4:09 am
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5
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3174
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Last post by ods-at-pacific
Sun Dec 18, 2011 3:34 pm
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625 & Varian 3800
by Bsegokc » Thu Dec 08, 2011 10:12 pm
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8
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3570
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Last post by Hornet
Fri Dec 16, 2011 11:32 pm
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LCQ Deca - No Signal
by Quadrophenia » Thu Dec 15, 2011 3:11 pm
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4
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2667
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Last post by Quadrophenia
Fri Dec 16, 2011 1:28 pm
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Single Quad MS peak
by lusi » Thu Dec 08, 2011 6:40 pm
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19
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4052
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Last post by lusi
Fri Dec 16, 2011 12:16 pm
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CID fragmentation
by stdev » Mon Dec 05, 2011 1:14 pm
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2
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2549
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Last post by Gaetan Glauser
Thu Dec 15, 2011 4:41 pm
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Need Shimadzu QP2010s Operator Manual
by tkron1 » Thu Dec 15, 2011 2:20 pm
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0
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1722
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Last post by tkron1
Thu Dec 15, 2011 2:20 pm
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LC solvent selection for metabolomics study
by paddle1234 » Thu Dec 01, 2011 12:16 pm
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2
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1837
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Last post by paddle1234
Thu Dec 15, 2011 2:07 pm
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Chromatogram doesn't look good
by o0kim0o » Wed Dec 07, 2011 8:44 am
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6
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2255
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Last post by o0kim0o
Thu Dec 15, 2011 8:42 am
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Need a general method for unknown water samples
by LWC » Thu Nov 11, 2010 6:33 pm
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12
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3338
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Last post by mckrause
Thu Dec 15, 2011 6:00 am
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5973 AMU +/- for 13C-Dieldrin versus Diel. SIM ions
by Pelgy2 » Fri Dec 02, 2011 8:24 pm
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4
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2025
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Last post by mckrause
Thu Dec 15, 2011 5:49 am
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Random Oxygen (m/z 32) peak in EPA 8270 runs on a HP5973
by Darber99 » Thu Nov 17, 2011 9:22 pm
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7
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2126
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Last post by mckrause
Thu Dec 15, 2011 5:42 am
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GC-MS
by dee yumnam » Mon Dec 12, 2011 3:53 pm
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2
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1803
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Last post by mckrause
Wed Dec 14, 2011 4:07 am
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Waters Quattro GC resolution setting vs sensitivity
by ym3142 » Wed Dec 07, 2011 4:43 pm
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3
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1995
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Last post by hema
Tue Dec 13, 2011 2:25 pm
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Changing probe and calibration
by Kristof » Mon Dec 12, 2011 10:02 am
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1
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1883
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Last post by Gaetan Glauser
Tue Dec 13, 2011 1:24 pm
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LC-MS flow rate max
by sofiane » Sun Dec 11, 2011 8:13 pm
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3
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3324
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Last post by lmh
Tue Dec 13, 2011 10:26 am
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Question about TBA/acetic acid titration for PIC
by ChromatographyKid1 » Fri Dec 09, 2011 2:50 am
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1
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2321
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Last post by ChromatographyKid1
Mon Dec 12, 2011 10:48 pm
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