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Need help with sepatation method
by sanshonomi » Thu Apr 08, 2010 12:28 am
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9
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2607
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Last post by Uwe Neue
Sat Apr 10, 2010 2:02 am
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Mellvaines buffer
by thohry » Fri Apr 09, 2010 4:11 am
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4
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1884
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Last post by Bruce Hamilton
Fri Apr 09, 2010 9:15 pm
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Carbonate Removal Device Causing Tailing?
by modea » Fri Apr 09, 2010 11:47 am
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0
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1333
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Last post by modea
Fri Apr 09, 2010 11:47 am
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Some doubts regarding retention time
by vandres » Wed Apr 07, 2010 10:08 am
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7
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2117
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Last post by vandres
Fri Apr 09, 2010 12:03 am
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Small Guard Column Holder
by LCFlo » Thu Apr 08, 2010 9:19 pm
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1
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1437
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Last post by Uwe Neue
Thu Apr 08, 2010 9:31 pm
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Looking for an alternative method Vasopressin in 5% Dextrose
by wisdodge » Thu Apr 08, 2010 7:42 pm
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0
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1436
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Last post by wisdodge
Thu Apr 08, 2010 7:42 pm
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Lycopene and Lutein analysis
by mijnadarian » Thu Apr 08, 2010 4:16 pm
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2
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1625
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Last post by Bryan Evans
Thu Apr 08, 2010 7:19 pm
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Dionex PDA 100 Photodiode Array Detector
by mijnadarian » Tue Apr 06, 2010 7:18 pm
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1
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1757
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Last post by mijnadarian
Thu Apr 08, 2010 2:27 pm
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Anyone have used YMC Carotenoid column analyzing Carotenoids
by smartcici » Fri Apr 02, 2010 10:36 pm
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1
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1868
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Last post by Ken Tseng
Wed Apr 07, 2010 2:41 pm
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Method transfer - lipophilic, apolar analyte; RP18; MeOH ...
by benrock » Sun Mar 28, 2010 10:36 am
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34
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7932
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Last post by tom jupille
Tue Apr 06, 2010 8:18 pm
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AOAC Guidelines
by rindtr » Fri Apr 02, 2010 8:15 am
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2
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1779
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Last post by JGK
Tue Apr 06, 2010 7:58 pm
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sample sets do not work. Who can help me?
by smartcici » Sat Apr 03, 2010 8:36 pm
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5
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1697
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Last post by DR
Tue Apr 06, 2010 2:13 pm
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HPLC to UPLC column scaling for Pharmacopeal Methods
by aceto_81 » Tue Apr 06, 2010 1:16 pm
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2
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1629
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Last post by danko
Tue Apr 06, 2010 2:11 pm
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Chloride ion background
by joelyue » Fri Mar 26, 2010 1:17 am
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8
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2452
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Last post by joelyue
Mon Apr 05, 2010 1:19 am
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Analysis of waste water for pesticide determination
by Ronaldo » Thu Apr 01, 2010 9:18 am
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9
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2648
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Last post by Uwe Neue
Sat Apr 03, 2010 5:41 pm
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Manual Resolution Calculation
by lee majors » Mon Feb 22, 2010 11:59 am
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8
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21952
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Last post by tom jupille
Sat Apr 03, 2010 12:32 am
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HPLC analysis of Formaldehyde
by chemie1 » Mon Mar 29, 2010 5:39 pm
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8
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5375
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Last post by chemie1
Fri Apr 02, 2010 5:47 pm
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Lichrospher diol alternatives
by hfredricks » Thu Apr 01, 2010 6:20 pm
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3
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1923
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Last post by hfredricks
Fri Apr 02, 2010 2:21 pm
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prep column
by jiang295 » Thu Apr 01, 2010 4:21 pm
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4
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1912
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Last post by jiang295
Fri Apr 02, 2010 1:53 am
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Bulk packing material (WCX)
by DJ » Thu Apr 01, 2010 9:46 pm
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0
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1385
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Last post by DJ
Thu Apr 01, 2010 9:46 pm
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diol column problem
by Agnieszka Kosinska » Thu Mar 25, 2010 5:17 pm
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5
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2752
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Last post by danko
Thu Apr 01, 2010 4:03 pm
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Turbulent flow chromatography...????
by rick1112 » Thu Apr 01, 2010 6:56 am
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1
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2422
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Last post by danko
Thu Apr 01, 2010 9:27 am
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Any C18 will do? C18/hexane untested, EtOH?, flow?
by benrock » Wed Mar 31, 2010 2:52 pm
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2
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2627
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Last post by benrock
Wed Mar 31, 2010 4:32 pm
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What is the different in using ( ppm ) or ( %)
by Newchromatographer » Tue Mar 30, 2010 11:28 pm
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4
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4475
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Last post by Newchromatographer
Wed Mar 31, 2010 3:39 pm
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aqueous mobile phase buffered ~pH 5 with low UV cutoff
by odoo » Wed Mar 31, 2010 1:48 pm
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0
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1372
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Last post by odoo
Wed Mar 31, 2010 1:48 pm
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Help! Settling in manually-packed columns! Weird!
by dkreller » Tue Mar 30, 2010 6:40 pm
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4
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2479
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Last post by Ron
Wed Mar 31, 2010 12:05 pm
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Hazy Solution
by syx » Fri Mar 19, 2010 10:59 am
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11
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3084
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Last post by Don_Hilton
Wed Mar 31, 2010 11:30 am
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RT changing in three replicates from the same sample
by Rui » Tue Mar 30, 2010 4:40 pm
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9
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2392
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Last post by Rui
Wed Mar 31, 2010 9:32 am
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Dionex ASRS suppressor 2mm use with a 4mm column and more...
by lgchrom » Sun Mar 28, 2010 11:54 pm
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1
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2214
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Last post by lgchrom
Tue Mar 30, 2010 3:49 pm
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Ammonium Acetate Salt
by kerri » Sun Mar 28, 2010 3:27 pm
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1
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2241
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Last post by kerri
Sun Mar 28, 2010 7:06 pm
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Agilent 1200 RID problem
by mojo » Thu Mar 25, 2010 8:13 pm
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3
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1642
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Last post by elsico
Sun Mar 28, 2010 10:41 am
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Montelukast
by umoshplc » Thu Mar 25, 2010 6:57 pm
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1
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1628
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Last post by LCFlo
Sat Mar 27, 2010 7:44 am
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Shrill/High-pitched noise coming from degasser
by Roxanne42 » Mon Mar 22, 2010 6:37 pm
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4
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3029
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Last post by bisnettrj2
Fri Mar 26, 2010 1:17 pm
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Product eluting in both solvent and other peak
by chemhawg » Thu Mar 25, 2010 3:49 pm
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6
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2233
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Last post by bisnettrj2
Thu Mar 25, 2010 7:57 pm
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USP L21 column supplier
by sdegrace » Tue Mar 23, 2010 7:54 pm
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12
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7181
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Last post by sdegrace
Thu Mar 25, 2010 5:44 pm
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Inject blank in sequence.
by Alfred88 » Fri Mar 05, 2010 1:58 am
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4
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4546
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Last post by Alfred88
Thu Mar 25, 2010 1:13 am
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Octanol in Mobile Phase
by immergruen » Wed Mar 17, 2010 9:10 am
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19
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3564
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Last post by DJ
Wed Mar 24, 2010 9:48 pm
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Waters UV Detector
by qrys » Mon Mar 22, 2010 8:07 pm
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5
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2028
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Last post by danko
Wed Mar 24, 2010 9:24 pm
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Different peak shape in std curve and in urine
by xy » Mon Mar 22, 2010 6:36 pm
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4
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1547
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Last post by xy
Wed Mar 24, 2010 8:02 pm
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waters 1525u and ramp/decay test
by tedinelkgrove » Fri Aug 21, 2009 5:06 am
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1
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1674
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Last post by ChrisMasterjohn
Wed Mar 24, 2010 6:35 pm
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HPLC analysis of menthol
by GT » Wed Mar 24, 2010 2:59 pm
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2
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4266
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Last post by JGK
Wed Mar 24, 2010 5:42 pm
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Cleaning HIC Column
by qrys » Thu Mar 18, 2010 8:06 pm
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4
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3139
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Last post by qrys
Wed Mar 24, 2010 3:47 pm
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Base line up and down
by praveenpaliwal » Sun Mar 21, 2010 3:52 pm
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11
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2505
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Last post by HW Mueller
Wed Mar 24, 2010 11:52 am
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MWD application
by Ryklys » Tue Mar 23, 2010 11:12 am
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2
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2247
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Last post by Ryklys
Wed Mar 24, 2010 6:18 am
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Looking for idea.. low backpressure on single piston IC pump
by IC_Gal » Tue Mar 23, 2010 5:21 pm
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3
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1527
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Last post by IC_Gal
Tue Mar 23, 2010 8:51 pm
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Split Acetone Peak
by lvanenwyck » Tue Mar 23, 2010 1:28 pm
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1
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1720
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Last post by tom jupille
Tue Mar 23, 2010 8:02 pm
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Life span of 1.8um columns
by thohry » Fri Mar 05, 2010 8:39 am
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9
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2316
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Last post by praveenpaliwal
Tue Mar 23, 2010 5:47 pm
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453 and 679 m/z peaks on every run
by RochesterProteomics » Tue Mar 23, 2010 3:42 pm
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6
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5027
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Last post by yangz00g
Thu Mar 25, 2010 1:24 pm
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0.5uM stainless steel frit vanished!
by JDiaz » Tue Mar 16, 2010 4:37 pm
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6
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2221
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Last post by JDiaz
Tue Mar 23, 2010 11:49 am
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Dream and nightmare instrument
by Mattias » Mon Mar 22, 2010 11:21 am
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1
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1706
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Last post by JGK
Mon Mar 22, 2010 8:46 pm
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