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Negative peak overlapping CH4 peak
by aki » Tue Feb 10, 2009 12:31 pm
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13
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4613
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Last post by simsa
Wed Apr 28, 2010 12:45 pm
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GC column selection
by mibobdog » Mon Apr 26, 2010 7:00 am
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6
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2535
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Last post by mibobdog
Wed Apr 28, 2010 5:13 am
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GC temperature programming
by badrul » Wed Apr 21, 2010 2:08 pm
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7
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3968
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Last post by cody84
Tue Apr 27, 2010 5:45 pm
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Help please. Relative respsonse factor doesn't work..
by slee » Mon Apr 26, 2010 9:55 pm
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2
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1916
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Last post by HW Mueller
Tue Apr 27, 2010 9:06 am
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Connecting Rotary Valco valves to HP6890
by aamorin » Fri Apr 23, 2010 5:59 pm
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4
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2808
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Last post by aamorin
Mon Apr 26, 2010 5:30 pm
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Bisphenol A with CG/ECD
by Juan Pedro » Fri Dec 05, 2008 10:32 am
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8
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4332
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Last post by gpronger
Mon Apr 26, 2010 3:57 pm
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Loss of peak area after performing maintenence
by dalarie » Wed Apr 21, 2010 8:58 pm
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7
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2532
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Last post by Ron
Mon Apr 26, 2010 1:38 pm
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Baseline jumps
by cody84 » Tue Apr 20, 2010 12:45 pm
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6
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2213
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Last post by cody84
Mon Apr 26, 2010 1:02 pm
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GC Analysis of (2RS)-2-[(dimethylamino)methyl]cyclohexanone
by Chandresh K. Soni » Mon Apr 26, 2010 10:33 am
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0
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1934
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Last post by Chandresh K. Soni
Mon Apr 26, 2010 10:33 am
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GC performance
by faris » Fri Apr 23, 2010 9:50 pm
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1
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2192
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Last post by Don_Hilton
Sat Apr 24, 2010 2:16 am
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Definition of Negative Peaks
by sana_sankar » Fri Apr 23, 2010 9:45 am
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1
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2553
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Last post by Ron
Fri Apr 23, 2010 1:18 pm
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INLET PRESSURE - gas sampling valve
by cristiancerda » Wed Apr 21, 2010 9:45 pm
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3
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2367
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Last post by cristiancerda
Thu Apr 22, 2010 7:29 pm
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Isomeric separation
by chroma11 » Wed Apr 21, 2010 7:17 pm
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2
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2092
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Last post by Don_Hilton
Thu Apr 22, 2010 1:58 am
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Sulfuric Acid Analysis
by SuperChemie » Tue Apr 20, 2010 1:48 pm
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4
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3246
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Last post by Don_Hilton
Thu Apr 22, 2010 1:52 am
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EPC calibration GC6890
by astroguille » Tue Apr 20, 2010 6:17 pm
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4
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2227
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Last post by Ron
Wed Apr 21, 2010 6:16 pm
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Oil in wastewater analysis by GC
by Iain C » Wed Apr 21, 2010 9:36 am
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2
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1914
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Last post by GasMan
Wed Apr 21, 2010 12:38 pm
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MS detector troubleshooting
by Irina » Tue Apr 20, 2010 6:02 am
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7
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3000
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Last post by Irina
Wed Apr 21, 2010 5:43 am
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Help please! Column head pressure drop??
by slee » Tue Apr 20, 2010 3:11 am
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2
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2139
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Last post by slee
Tue Apr 20, 2010 11:59 pm
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Strange chromatogram due to problem with instrument
by MestizoJoe » Mon Apr 19, 2010 6:36 pm
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9
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2607
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Last post by qcChemist
Tue Apr 20, 2010 10:11 pm
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Gas chromatography standby mode
by badrul » Wed Apr 14, 2010 5:43 am
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8
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4543
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Last post by Consumer Products Guy
Fri Apr 16, 2010 9:09 pm
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State of the compound at initial oven temperature
by kalidassa » Wed Apr 14, 2010 6:45 am
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5
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2472
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Last post by DR
Fri Apr 16, 2010 1:51 pm
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Detection limit of FID
by chromos » Fri Apr 09, 2010 8:31 am
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5
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6796
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Last post by Peter Apps
Fri Apr 16, 2010 6:35 am
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Price of a used 5890
by chemwipe » Wed Apr 14, 2010 5:05 pm
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2
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2304
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Last post by Consumer Products Guy
Thu Apr 15, 2010 6:54 pm
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GC Carrier Gas consumption
by naili » Wed Apr 14, 2010 9:41 am
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4
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5036
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Last post by naili
Thu Apr 15, 2010 1:17 pm
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Mystery Peak - after backflush valve off
by Labgurl » Fri Apr 09, 2010 11:38 pm
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9
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4198
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Last post by Labgurl
Thu Apr 15, 2010 3:38 am
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chromatography inspection
by Jumpshooter » Tue Mar 30, 2010 1:55 pm
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14
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4965
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Last post by Jumpshooter
Wed Apr 14, 2010 2:13 pm
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GC/MS column contamination
by faris » Mon Apr 12, 2010 6:36 pm
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9
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8062
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Last post by faris
Wed Apr 14, 2010 1:20 pm
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Quantifying pesticides - very basic questions
by lusi » Tue Apr 13, 2010 1:34 pm
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5
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2715
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Last post by lusi
Wed Apr 14, 2010 12:56 pm
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column conditioning
by djpegram » Wed Apr 07, 2010 10:01 pm
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3
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2782
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Last post by larkl
Wed Apr 14, 2010 12:33 pm
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Varian WS - Reporting of multiple .run files together
by ChromatographyDude » Wed Apr 14, 2010 3:24 am
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0
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2024
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Last post by ChromatographyDude
Wed Apr 14, 2010 3:24 am
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H2 Sensor from Brechbuhler
by tmv69 » Thu Apr 08, 2010 7:15 pm
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2
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2102
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Last post by tmv69
Tue Apr 13, 2010 3:42 pm
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Calcium Propionate by GC
by dave » Fri Apr 09, 2010 3:58 pm
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5
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3564
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Last post by dpr
Mon Apr 12, 2010 4:49 pm
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Analyte absorbed in GC?
by lindesnes » Fri Apr 09, 2010 12:05 pm
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3
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2508
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Last post by Don_Hilton
Mon Apr 12, 2010 11:13 am
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Repair manual search
by benjammin105 » Sat Apr 10, 2010 7:15 am
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0
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1683
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Last post by benjammin105
Sat Apr 10, 2010 7:15 am
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Paging Skunked Once (ECD-transfer-related)
by chemwipe » Thu Apr 08, 2010 12:53 pm
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4
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3842
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Last post by skunked_once
Fri Apr 09, 2010 2:14 pm
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Replacement Parts
by hennindm » Thu Apr 08, 2010 6:50 pm
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3
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2006
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Last post by hennindm
Fri Apr 09, 2010 1:29 pm
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Help - sourcing column
by Jana P » Fri Apr 09, 2010 1:41 am
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3
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1833
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Last post by CE Instruments
Fri Apr 09, 2010 10:26 am
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Headspace analysis
by greta » Thu Apr 01, 2010 3:20 pm
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13
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3131
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Last post by greta
Fri Apr 09, 2010 8:55 am
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oil-free compressed air to instrument air
by WK » Thu Apr 08, 2010 5:03 pm
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0
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1709
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Last post by WK
Thu Apr 08, 2010 5:03 pm
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Contract Labs That Do SFC and SFC/MS
by adam » Tue Apr 06, 2010 4:08 pm
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3
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1957
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Last post by mbicking
Thu Apr 08, 2010 1:33 am
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Deciding appropriate oil concnetrations to shoot in GC-FID
by chroma11 » Wed Apr 07, 2010 9:04 am
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5
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2438
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Last post by Don_Hilton
Wed Apr 07, 2010 11:16 pm
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CV% area/height
by greta » Fri Apr 02, 2010 2:45 pm
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8
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2902
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Last post by djpegram
Wed Apr 07, 2010 9:38 pm
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ECD flow rates - Varian 3400
by djpegram » Wed Apr 07, 2010 8:16 pm
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0
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2236
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Last post by djpegram
Wed Apr 07, 2010 8:16 pm
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new column bleeding
by che313 » Tue Apr 06, 2010 12:53 am
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3
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2235
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Last post by AICMM
Wed Apr 07, 2010 4:10 pm
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Detection of oxygen with TCD
by vksharma » Wed Apr 07, 2010 12:04 pm
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2
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2446
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Last post by AICMM
Wed Apr 07, 2010 4:04 pm
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Please help
by PinotN » Tue Apr 06, 2010 9:33 pm
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1
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3660
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Last post by djpegram
Wed Apr 07, 2010 9:46 pm
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aoac document needed
by rindtr » Fri Apr 02, 2010 8:16 am
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1
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1866
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Last post by JGK
Tue Apr 06, 2010 7:25 pm
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Greenhouse gases_ Negative peak N2O
by fra863 » Thu Mar 04, 2010 1:54 pm
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5
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2568
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Last post by kahmark
Tue Apr 06, 2010 5:47 pm
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Organophosphorus pesticide peaks separation
by badrul » Mon Apr 05, 2010 2:48 pm
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2
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2009
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Last post by astroguille
Mon Apr 05, 2010 6:16 pm
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FID vs. TCD
by Labgurl » Fri Apr 02, 2010 4:03 am
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5
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2780
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Last post by Labgurl
Sat Apr 03, 2010 11:08 am
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