Agilent Technologies 7500 ICP-MS

Agilent Technologies 7500 ICP-MS

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15

15 Performing an Isotope

Dilution Analysis

Table of Contents

Default Chapter7
- Table of Contents7
Preface24
- Who Should Read this Book24
- How to Use this Book24
- Conventions Used in this Book27
- Where to Go for more Information30
- Agilent Technologies on Internet30
Using the Agilent 7500 ICP-MS Chemstation Software32
- Accessing and Exiting the Software32
  - Accessing the Software32
  - Exiting the Software35
- Using Online Help35
- Moving Within the Software36
- Using the Command Line37
- Supplemental Information38
Configuration40
- Configuring the Chemstation Software40
Startup, Shutdown and Status52
- Starting the Instrument53
- Shutting down the Instrument62
- Checking the Instrument Status65
- Typical Meter Values for the Vacuum System74
Tuning78
- Overview79
- Tuning for Sensitivity (Agilent 7500A)80
  - Plasma Condition84
  - Ion Lenses86
- Reducing Oxide Ions88
- Reducing Doubly Charged Ions91
- Shieldtorch System94
- Theory of the Shieldtorch System94
  - At Behind the Interface94
  - In the Plasma95
- Feature of the Shieldtorch System98
  - Effect of Carrier Gas Flow Rate98
  - Each of the Features for the Three Plasma Conditions101
- Notes for the Use of the Shieldtorch System103
- Tuning the Shieldtorch (High Sensitivity Mode)103
  - Tuning Solution104
  - Tuning Procedure104
- Tuning the Shieldtorch (Soft Extraction Mode)107
  - Tuning Solution107
  - Tuning Procedure107
- Tuning the Shieldtorch (Cool Plasma)111
  - Tuning Solution111
  - Tuning Procedure111
- Tuning for Sensitivity (Agilent 7500Ce)115
- Tuning for Sensitivity (Agilent 7500Cs)138
- Tuning for Resolution and Mass Axis163
- Tuning the Detector166
- Generating a Tune Report173
- Copying a Tune Parameters174
- Creating and Using a Tune File175
  - Saving the Tuning File176
  - Loading a Tune File177
- Autotune178
Creating a Method194
- Creating a Method Using the Method Wizard195
- Using the Default Method as a Template204
- Modifying a Method283
Setting up a Sequence299
- Creating a Sequence301
- Position and Run311
- Simulating a Sequence312
  - Viewing the Sequence Log File315
- Modifying a Sequence317
  - Editing Sample Log Table to Modify a Sequence317
  - Modifying Sequence318
- Saving the Sequence319
Chained Sequence321
- Creating a Chained Sequence323
- Simulating a Chained Sequence328
- Viewing the Chained Sequence Log File328
- Saving the Chained Sequence329
Running a Sample Analysis332
- Running Samples by Using a Sequence333
  - Loading a Sequence334
  - Running a Sequence335
- Running a Sample by Using a Chained Sequence338
  - Loading a Chained Sequence338
  - Running a Chained Sequence339
- Running Samples Manually340
  - Loading a Method340
  - Acquiring Sample Data342
- Monitoring a Run349
  - Viewing a Real-Time Display349
  - Altering the Display351
- Stopping a Run352
Viewing Spectra356
- Displaying Spectra357
- Analyzing Spectra366
- Subtracting Background Spectra372
- Viewing a Tabulated Spectrum373
  - Performing a Points Per Peak Tabulation373
  - Performing a Mass Tabulation375
- Editing and Printing out the Header Information377
- Displaying Replicate Files380
- Editing Spectral Information381
Viewing a Time Chart390
- Displaying a Time Chart391
Creating Custom Reports/Database414
- Creating a Custom Report415
- Updating a Custom Report Database433
- Viewing the Database434
- Creating Charts from a Custom Database435
Performing a Quantitative Analysis438
- Running Calibration Standards439
- Generating a Calibration Curve440
- Printing Calibration Data459
- Converting to Calibration Method461
- Blank Subtraction462
- Generating a Quantitation Report463
Performing a Semiquantitative Analysis468
- Running a Calibration Sample469
Performing an Isotope Ratio Analysis494
- Setting Isotope Ratio Parameters495
- Generating an Isotope Ratio Analysis Report500
Performing an Isotope Dilution Analysis506
- Setting Isotopic Dilution Analysis Parameters507
- Generating an Isotope Dilution Analysis Report513
Tools Menu520
- Dolist520
  - How to Use Dolist520
- Configure Dolist523
  - How to Configure Dolist523
Database Editor526
- Starting the Database526
- Select Database527
- Editing the Database528
- Using the Molecular Database Editor529
- Save Database530
Installing the Agilent 7500 Chemstation Software (Windows XP)532
- Windows XP Configuration532
  - Windows XP Configuration533
  - Creating User Account539
- I/O Library Setup541
- Bootp Service Setup545
Installing the Agilent 7500 Chemstation Software (Windows 2000)577
- Windows 2000 Configuration578
- Installation the Patch Files611
- GPIB Configuration612
  - If no Communication with 7500 When GPIB Is 82350A or 82350B614
Appendix617
- Top Task618
- Appendix A618
- Appendix B629
- Appendix C645
  - Execution of Dead Time Calibration646
- Appendix D Compression and Decompression of Files652
  - Decompressing a File654
- Appendix E Precautions on Using the ICP-MS Chemstation with the LC/GC Chemstation655

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