Determination of 226Ra in Environmental and Personal Monitoring Samples

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Table of Contents

Determination of 226Ra in Environmental and Personal Monitoring Samples

Overview

Why Measure 226Ra?

Why Measure 226Ra? (2)

Properties of Radium

Methods of Determining Radium

Barium Sulphate Co-precipitation

Radon Emanation

Gamma Ray Spectrometry

TIMS

Alpha Spectrometry

Difficulties

Adsorption

Dissolution

Suitable Tracer

Suitable Tracer (2)

Chemical Interferences

Spectral Interferences

Electrodeposition

Experimental - Overview

Experimental

Intercomparison Results

Recoveries from Marine Sediment Reference Sample IAEA-135

Results from Environmental & Personal Monitoring Samples

Results Summary

Conclusions

Acknowledgements

Author: Eichrom

Email: info@eichrom.com

Home Page: http://www.eichrom.com

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