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Troubleshooting: Too little suppressing current fo...

by Involved Contributor II 5kyul in Ion Chromatography
‎01-13-2023 06:05 AM
1 Kudo
‎01-13-2023 06:05 AM
1 Kudo
Hello team,   I need your insights on the recent incident we had on our IC. What happened was that one of our analysts set a wrong suppressor current (50mA) for a sequence using 35mM KOH as el...
Labels:
  • Labels:
  • Anions
  • IC Systems
  • Troubleshooting

analyzing anions from sample dissolved in DMF or o...

by Involved Contributor II IC-man in Ion Chromatography
‎11-16-2022 06:45 PM
1 Kudo
‎11-16-2022 06:45 PM
1 Kudo
Hello team, Analytical instrumentation: ICS6000 AS19 4um  (4mm) DRS600 suppressor  25uL loop 10mM 0-10min  KOH 10-45mM 10-45min KOH 1.0mL/min conductivity I tried to analyze ...
Labels:
  • Labels:
  • Method Development

Conductivity Detector Cell Issue

by Involved Contributor II 5kyul in Ion Chromatography
‎09-21-2022 03:03 PM
1 Kudo
‎09-21-2022 03:03 PM
1 Kudo
Dear Community,   We had an issue with the conductivity detector, so I am looking for any idea and/or related troubleshooting experience. What happened is that the baseline signal is periodica...
Labels:
  • Labels:
  • Analytical Sciences
  • Anions
  • IC Systems

Chemical suppression

by Involved Contributor II peterjakab in Ion Chromatography
‎08-01-2022 04:08 AM
1 Kudo
‎08-01-2022 04:08 AM
1 Kudo
Dear Community, For the proper IC configuration very important the right suppression choice. In this case the official guideline is very good: https://assets.thermofisher.com/TFS-Assets/CMD/brochu...
Labels:
  • Labels:
  • Suppression

Nitrite determination in domestic wastewater

by Involved Contributor II peterjakab in Ion Chromatography
‎07-26-2022 12:26 AM
1 Kudo
‎07-26-2022 12:26 AM
1 Kudo
Dear Community,   The goal anion (F, Cl, NO2, NO3, SO4, PO4) analysis in domestic wastewater (particules, hydrophobic matrices) We have to reach LOD 50 ug/L for nitrite, for the others the...
Labels:
  • Labels:
  • Anions
  • Method Development
  • Tips and Tricks
  • Water

Iodate, periodate by IC

by Involved Contributor II peterjakab in Ion Chromatography
‎05-11-2022 02:51 AM
‎05-11-2022 02:51 AM
Dear IC Community, I would like measure iodate, periodate. I fould one application (what is no MS detection) for iodate determination, based on IC-PAD (AN37). The Virtual Column Simulator shows co...
Labels:
  • Labels:
  • Anions
  • Disinfectant Byproducts
  • methods

Hypochlorite determination by IC?

by Involved Contributor II peterjakab in Ion Chromatography
‎01-13-2022 04:43 AM
‎01-13-2022 04:43 AM
Hello, Is it possible to measere hypochlorite (ClO-) anion (high dilution, low level concentration, ppb-ppm range) with the following setup, KOH EG, AS19 column, ADRS 600 suppressor, CD detector? I...
Labels:
  • Labels:
  • Anions
  • Applications
  • HPIC
  • IC columns

Analysis of plating bath solutons by ion chromaogr...

by Involved Contributor II peterjakab in Ion Chromatography
‎01-05-2022 06:56 AM
‎01-05-2022 06:56 AM
Hello, The analytical task is to measure anions and cations (not transition metals) with IC from plating bath solutions. This solutions contains high level of transition metals, what could make pro...
Labels:
  • Labels:
  • Anions
  • Applications
  • Cations
  • consumables
  • Hardware
  • IC Systems
  • Tips and Tricks
  • Transition metals
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