Instrumentation and Mass Spectrometry

Discussion List

• Loop 2uL for HS7697A in Empower 3

  13 views 0 comments 0 points Started by frao December 2017
• Backpressure regulator

  15 views 0 comments 0 points Started by Xab October 2017
• Loop volume listed in instrument report

  15 views 2 comments 0 points Most recent by Pflan October 2017
• Injection of chloroform containing samples

  15 views 2 comments 0 points Most recent by markcampbell October 2017
• overlay spectrum

  Answered ✓ 23 views 2 comments 0 points Most recent by williewashington September 2017
• ms garde solvents priority

  6 views 0 comments 0 points Started by UPLCHClassQSM September 2017
• Acquity UPLC and Analyst 1.6.2

  133 views 2 comments 0 points Most recent by btran September 2017
• protein precipitation: organic ratio vs plasma volume

  12 views 0 comments 0 points Started by Neuchuplc February 2016
• Pressure issues

  15 views 0 comments 0 points Started by Summer December 2015
• HILIC - system conditions

  11 views 0 comments 0 points Started by amanda5670 July 2014
• Use of ion-pair reagents (such as sodium lauryl sulfate) on UPLC

  Answered ✓ 135 views 2 comments 0 points Most recent by lizh June 2014
• Acquity data output to chromeleon

  Answered ✓ 81 views 1 comment 0 points Most recent by lizh June 2014
• UV baseline movement.

  11 views 6 comments 0 points Most recent by DGJL June 2014
• Strange security and general errors

  Answered ✓ 27 views 0 comments 0 points Started by DanRamlose May 2014
• Negative peaks and disturbed baseline

  11 views 0 comments 0 points Started by deleon May 2014
• normal phase chromatography

  4 views 0 comments 0 points Started by filipaoc January 2014
• Waters introduces improved nano- to microsale separations with the new ACQUITY UPLC M-Class System.

  2 views 0 comments 0 points Started by michelleaf January 2014
• HPLC to UPLC method conversion, cGMP quality concerns

  82 views 2 comments 0 points Most recent by SChrisman January 2014
• Acquity SQT lockout

  Answered ✓ 3 views 0 comments 0 points Started by ConorM December 2013
• different retention time between standards and EDTA plasma pool

  Answered ✓ 5 views 0 comments 0 points Started by Hussain October 2013
• UPLC XevoTQ-S Pesticide Residue Analysis requires increased Maintenance

  Answered ✓ 3 views 1 comment 0 points Most recent by ShaunWat78 October 2013
• Sugar columns on H-Class

  Answered ✓ 4 views 2 comments 0 points Most recent by Brian September 2013
• High pressure during equilibration before first injection

  Answered ✓ 9 views 3 comments 0 points Most recent by KWB July 2013
• Testosterone background in UPLC

  Answered ✓ 81 views 1 comment 0 points Most recent by MCLong July 2013
• Timed gain settings on FLR detector gives off scale readings when maintaining baseline

  Answered ✓ 1 view 0 comments 0 points Started by NHTP June 2013
• new HPLC Alliance pump qualifications

  1 view 0 comments 0 points Started by mmarie June 2013
• Blank problems

  Answered ✓ 4 views 3 comments 0 points Most recent by Eriksp May 2013
• H-Class FTN Sample manager - How to calibrate Z-Axis?

  Answered ✓ 374 views 3 comments 0 points Most recent by Vic37 May 2013
• Method tranlation for changing ACN to MEOH

  5 views 4 comments 0 points Most recent by MikeT May 2013
• Peak shape changing; peak heigh gradually decreased to a half

  Answered ✓ 1 view 2 comments 0 points Most recent by rune April 2013