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Scaling Up Sample Prep
by ajrapport » Wed Apr 22, 2015 8:24 pm
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0
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4853
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Last post by ajrapport
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Lab homogenizer
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5
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6517
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Difficulties extracting THC from "energy shot" type product
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14
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8981
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Last post by Don Shelly
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Why do my silylations always fail?
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14
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10812
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Last post by MSCHemist
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525 questions
by Bigbear » Thu Jan 08, 2015 3:19 pm
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5
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6368
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Last post by Bigbear
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Extraction of Vit D from oil for RP analysis...
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7
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7545
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Last post by Don Shelly
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How to prepare standard solution for ICP-MS
by namer2014 » Thu Feb 19, 2015 7:27 pm
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7
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9420
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Ref Std Potency Considering Time-of-Use Water Content
by ajrapport » Fri Feb 06, 2015 9:21 pm
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0
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4788
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Fri Feb 06, 2015 9:21 pm
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tekmar standard cross contamination
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3
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6486
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Theobromine extraction in soil samples
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1
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5189
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Last post by rb6banjo
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IA columns comparation
by marinela » Mon Jan 12, 2015 5:44 pm
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0
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4660
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Last post by marinela
Mon Jan 12, 2015 5:44 pm
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Help me please in finding a procedure or methods
by namer2014 » Sat Jan 10, 2015 1:18 am
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1
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4922
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Last post by KM-USA
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SPE HLB problems. use of vacuum pump?
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2
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5963
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Last post by DJ
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Experience with Linex (automatic liner exchange)
by Cmdr Keen » Fri Dec 12, 2014 9:22 pm
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0
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4748
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Last post by Cmdr Keen
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Ethylene oxide residue in medicine products by GC
by thohry » Fri Oct 31, 2014 3:05 am
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4
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6028
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Last post by rb6banjo
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Hydrofluoroethers as an Extraction solvent
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1
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4663
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Official Analytical Method For Pesticide Residue in Oil/Fats
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3
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6267
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LOD/LOQ calculation (blank value method)
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3
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9313
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Quechers issues
by GCMSLabserve » Tue Oct 07, 2014 7:20 am
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6
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6924
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Last post by shiva_kant
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Organic Acids with SPE-SAX
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2
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7210
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Last post by Markus Laeubli, Metrohm
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Confuse SPE volume
by s2008 » Wed Nov 21, 2012 10:22 pm
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5
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6392
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Last post by Don Shelly
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Turbovap - sample concentration
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3
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7191
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Microwave assited derivatization
by MSCHemist » Thu Oct 09, 2014 11:36 pm
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1
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5245
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Last post by MSCHemist
Fri Oct 10, 2014 8:24 pm
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Using Combi Pal as a derivitising step
by Andy F » Fri Sep 26, 2014 9:00 am
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2
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5929
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Recovery issues
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2
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6050
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Anhydrous sodium suflate for fatty acid esters
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2
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7101
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Multiresidues Analysis Method Development
by along » Thu Aug 28, 2014 9:36 am
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2
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5145
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Quechers automation
by cell » Sun Jun 29, 2014 10:55 am
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2
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5655
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Azeotropic solvent distillation
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3
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5950
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Tips for Maximum Recovery after HPLC
by pancaker » Wed Jul 16, 2014 7:23 pm
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1
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5039
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Tedlar Bag Sampling (Volatile Compounds of Sulphur)
by tiffany'spost » Mon Aug 18, 2014 5:57 am
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0
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4608
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Last post by tiffany'spost
Mon Aug 18, 2014 5:57 am
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Phenol
by Mattias » Thu Aug 07, 2014 12:08 pm
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3
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5724
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Last post by Peter Apps
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pesticide extraction from polymeric seed coating
by fatskhan » Thu Jul 03, 2014 7:49 pm
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7
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6521
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Last post by Don Shelly
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Entech 7100A/Agilent 7890A/5975 TO-15 Air Method
by Darber99 » Tue Mar 04, 2014 8:09 pm
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1
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5402
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Last post by GCMSNoob
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Dilution factor for carbohydrates on the Aminex HPX-87H?
by TarynNefdt » Tue Jun 17, 2014 10:38 am
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1
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6156
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Last post by Karen01
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Food Analysis
by rojitea » Tue Jul 01, 2014 8:06 am
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2
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5248
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Last post by Don Shelly
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QuEChERS - high background after cleanup in GC-MS
by Mr.Brown » Thu Jan 16, 2014 10:59 am
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4
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5862
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Last post by Mr.Brown
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Concentrating aliquots from preparative HPLC captured sample
by IdiotFool » Tue Jun 17, 2014 3:44 pm
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6
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6900
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Last post by Don Shelly
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Sample Preparation for carbohydrates on the Aminex HPX-87H
by TarynNefdt » Mon Jun 16, 2014 8:16 am
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1
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5758
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Mon Jun 16, 2014 2:50 pm
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pH Gradient Mobile phases on a UPLC column
by ajey » Sat Jun 14, 2014 11:14 am
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1
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4101
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Where to buy to contain pipette?
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2
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5350
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Last post by Terry
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SPME on Gerstel CIS septumless injector
by BMU_VMW » Wed May 21, 2014 7:52 am
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5
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6444
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Last post by BMU_VMW
Wed May 21, 2014 12:43 pm
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trouble with the spe cartrige bad weight
by melike » Thu May 08, 2014 9:16 pm
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7
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5903
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Automatic Dioxin Cleanup System
by chhubert » Sat May 10, 2014 9:27 am
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1
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4843
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HFBA derivatization and GC column
by salle » Fri Dec 13, 2013 7:27 pm
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3
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6497
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Last post by MSCHemist
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How to derivatize in water ?
by lola129 » Thu Mar 13, 2014 1:48 pm
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15
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13368
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Last post by MSCHemist
Wed Apr 30, 2014 2:04 pm
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acetonitrile partitioning-Dimethoate
by pueblito » Mon Apr 28, 2014 3:01 pm
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2
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5026
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Last post by pueblito
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HPLC Sample Derivatization - 2butoxyethanol
by hello345 » Thu Jan 30, 2014 1:06 pm
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8
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7488
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Last post by mrussell
Mon Apr 28, 2014 12:13 am
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SPE preparation waste water
by willemdm » Wed Apr 23, 2014 11:14 am
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1
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4584
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Last post by Don Shelly
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Cleanup of pesticide resiude in Garlic, Onion by QuECHERs
by mt_fong_01_13 » Thu Mar 27, 2014 8:52 am
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11
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9619
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Last post by mt_fong_01_13
Fri Apr 18, 2014 4:48 pm
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