Thermo Scientific Dionex IonPac AG31, Product Manual

Page: 5 / 45

Contents
Thermo Scientific Product Manual for IonPac AS31 Columns Page 5 of 45
155007-01
For Research Use Only. Not for use in diagnostic procedures.
Contents
1. Introduction ........................................................................................................................................................... 8
1.1 Dionex IonPac AS31/Dionex IonPac AG31 Column Packing Specifications .................................................. 8
2. Installation ........................................................................................................................................................... 10
2.1 Thermo Scientific Dionex High Pressure Ion Chromatography Systems ....................................................... 10
2.2 System Requirements ...................................................................................................................................... 10
2.2.1 System Void Volume............................................................................................................................... 11
2.3 Column Start-Up ............................................................................................................................................. 11
2.4 Eluents............................................................................................................................................................. 12
2.4.1 Eluent Generation .................................................................................................................................... 12
2.5 Dionex IonPac Guard Columns....................................................................................................................... 12
2.6 Trap Columns .................................................................................................................................................. 12
2.6.1 Thermo Scientific Dionex Continuously Regenerated Anion Trap Columns
(Dionex CR-ATC 500) for Use with Dionex EG Cartridges (Dionex EGC 500) .................................... 12
2.7 Sample Concentrators ..................................................................................................................................... 13
3. Operation ............................................................................................................................................................. 14
3.1 General Operating Conditions ......................................................................................................................... 14
3.2 General Operational Precautions ..................................................................................................................... 15
3.3 Quality Assurance Reports .............................................................................................................................. 15
3.4 Chemical Requirements and Solvent Compatibility ....................................................................................... 15
3.5 Eluent Preparation ........................................................................................................................................... 16
3.5.1 Manually Prepared Eluents ...................................................................................................................... 16
3.5.2 Making Eluents that Contain Solvents..................................................................................................... 16
3.6 Regenerant Preparation for the Thermo Scientific Dionex Chemically Regenerated Suppressor
(Dionex CRS 500) ........................................................................................................................................... 17
3.7 Recommendations for Method Development .................................................................................................. 17
4. Example Applications ......................................................................................................................................... 18
4.1 Recommendations for Optimum System Performance ................................................................................... 18
4.2 Isocratic Elution With and Without a Guard Column ..................................................................................... 19
4.3 Effect of Temperature on the Dionex IonPac AS31 Selectivity ...................................................................... 20
4.4 Separations of Various Inorganic and Organic Anions on Dionex IonPac AS31 Column ............................. 21
4.5 Separation and Detection of 9 Haloacetic Acids, Bromate, and Dalapon using IC Method
and EPA Method 557 Laboratory Synthetic Sample Matrix ........................................................................... 22
4.6 Analysis of Municipal Drinking Water using Dionex IonPac AS31 column .................................................. 23
Separation and Detection of 9 HAAs, Bromate, and Dalapon using IC-MS/MS ............................................ 24
4.7 Separation and Detection of 9 HAAs, Bromate, and Dalapon using IC-MS/MS ............................................ 24
4.7.1 System, Conditions, and Consumables .................................................................................................... 25