583 topics
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by tom jupille » Sat Nov 13, 2010 9:02 pm
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Please Read This!
by tom jupille » Sat Nov 13, 2010 11:54 pm
How to embed chromatograms and reports
by tom jupille » Sat Nov 13, 2010 11:53 pm
Where to look first.
by tom jupille » Sat Nov 13, 2010 11:52 pm
Acetone or Iso-propanol which is better?
by brainz » Wed Jul 19, 2017 6:13 am
automatic liq-liq of pahs, bad recovery of last QC standards
by BMU_VMW » Tue Aug 08, 2017 7:55 am
Help estimating amount of soot from kerosene
by JWF239 » Mon Aug 14, 2017 7:43 pm
Gas Dilutions, Calibration Curve, Critique/Advice
by chemengineerd » Thu Jul 20, 2017 11:32 pm
No flow from Archon Soil Needle
by vlpate » Mon Apr 24, 2017 8:17 pm
Clean-Up PAH
by kartoffel » Fri Feb 05, 2016 11:36 pm
Price for Purge and Trap system
by lucar89 » Fri Jul 21, 2017 1:32 pm
Sample prep procedures for poultry fat
by jm72761 » Mon Jul 10, 2017 10:18 pm
Soxlet extraction
by seet88 » Wed Jun 28, 2017 11:31 pm
Preparation of triethylammonium phosphate buffer 1M (TEAP) o
by Organic_chemist » Mon Jun 26, 2017 2:40 am
Backpressure Regulator Introducing Pulsating Flow
by thejsychemist » Thu Jun 15, 2017 10:58 pm
515.4 Analyte recovery
by madewald » Wed Jun 21, 2017 1:38 pm
d4 furan losses during sample treatment
by CrisGM » Thu Jun 22, 2017 2:32 pm
Spike volume
by dp_kloos » Mon Jun 19, 2017 12:29 pm
What Dichloromethane do you use for extractions?
by James_Ball » Wed Jun 07, 2017 4:07 pm
TMS of Inositol
by Gizmo » Thu May 25, 2017 5:26 pm
Desalting procedure
by gnikol21 » Thu Jan 26, 2017 11:13 pm
Liquid/Liquid extraction...is there another verisatile way?
by markf » Wed Sep 21, 2016 12:05 pm
Filtering samples before analysis by IC
by James_Ball » Fri May 05, 2017 2:22 pm
Improving Headspace analysis with capillaries
by markf » Mon Jan 09, 2017 1:10 pm
VOC Dilution Factor
by ucanmoruk » Tue Dec 06, 2016 2:04 pm
525 Drying extracts
by Bigbear » Thu Apr 27, 2017 6:42 pm
2.4.6-trichlorophenol 13C6
by BMU_VMW » Mon Apr 24, 2017 11:11 am
EPA 515.4 Diazomethane
by Cody » Fri Sep 23, 2016 7:08 pm
Internal standard for Fatty Acid EthylEster(FAEE Biodiesel)
by arnicamollis » Wed Feb 15, 2017 2:40 am
Insect Trail Pheromone Sampling
by Ento_Joe » Thu Mar 16, 2017 12:01 pm
Markes HiSorb Sorptive Extraction
by Ento_Joe » Fri Mar 10, 2017 11:58 am
Aliquotation Records
by Carinna » Mon Mar 13, 2017 8:19 pm
low-extractable syringe filter
by 2000jcg » Fri Feb 17, 2017 8:58 pm
Rubber/PTFE vs. Silicone/PTFE vial septa
by cene » Thu Jan 12, 2017 3:14 am
Sample preparation tips for PVP complex with certain APIs
by Jam » Tue Feb 28, 2017 5:47 am
Experience with rotovaps.net
by slentz » Wed Feb 15, 2017 12:06 am
Nail Polish sample prep for LCMS and GCMS
by vanene1313 » Mon Feb 06, 2017 2:07 am
15ml 'micro'pipette
by BMU_VMW » Thu Dec 22, 2016 12:11 pm
Drug concentration in blood (calculation)
by amateur23 » Fri Feb 03, 2017 8:24 am
hydrolysis and aminoacid composition
by hplcnewuser1 » Wed Jan 04, 2017 7:05 pm
Glass syringes when filtering samples?
by DoryFish » Wed Jan 11, 2017 10:37 pm
Essential oils dilution for GC trough FID
by ant78se » Thu Mar 17, 2016 11:17 am
L-Phenylalanine extraction from a solid matrix
by mauro-82 » Mon Dec 12, 2016 2:54 pm
Auto extractor help
by Bigbear » Tue Dec 06, 2016 7:21 pm
hexachlorobutadiene labeled standard
by BMU_VMW » Wed Nov 30, 2016 8:38 am
low recovery for herbicide derivatization with diazomethane
by sea » Fri Jun 24, 2011 7:31 pm
cis-diol derivatization
by MikeSimone » Mon Apr 25, 2016 2:52 pm
Molecular sieves
by amateur23 » Mon Nov 28, 2016 1:02 pm
amlodipine besylate adsorption on filter
by formulator694 » Thu Nov 17, 2016 6:16 am
Porapak Q Sorbent Tube Conditioning and Extraction
by Ento_Joe » Fri Nov 18, 2016 2:27 pm
Spiking solutions
by amateur23 » Sun Nov 13, 2016 6:33 pm
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