<abstract xmlns="http://www.w3.org/1999/xhtml"> The determination of radium isotopes in drinking water by liquid scintillation technique requires some reagents that are used for separating radium from water samples. One of the main reagents is BaCl2·H2O. This paper presents the study of this compound and shows that barium chloride reagent is naturally contaminated with226Ra. The 226Ra activity concentration in BaCl2·H2O reagent produced by chemical companies from Poland and other countries is equal to a few dozen Bq/kg. Furthermore, 14 mL of 0.10 M BaCl2·H2O solution is the optimum amount which should be used for the chemical procedure. At the optimum amount of barium chloride and 2-hour measurement, the detection limit of 226Ra and 228Ra of the liquid scintillation counting method is equal to 5 and 30 mBq per sample, respectively.</abstract>

The determination of radium isotopes in drinking water by liquid scintillation technique requires some reagents that are used for separating radium from water samples. One of the main reagents is BaCl2·H2O. This paper presents the study of this compound and shows that barium chloride reagent is naturally contaminated with226Ra. The 226Ra activity concentration in BaCl2·H2O reagent produced by chemical companies from Poland and other countries is equal to a few dozen Bq/kg. Furthermore, 14 mL of 0.10 M BaCl2·H2O solution is the optimum amount which should be used for the chemical procedure. At the optimum amount of barium chloride and 2-hour measurement, the detection limit of 226Ra and 228Ra of the liquid scintillation counting method is equal to 5 and 30 mBq per sample, respectively.

Influence of natural radium contamination of barium chloride on the determination of radium isotopes in the water samples using α/β liquid scintillation spectrometry

AGH University of Science and Technology, 30 Mickiewicza Ave., 30-059 Kraków,

Nukleonika

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The determination of radium isotopes in drinking water by liquid scintillation technique requires some reagents that are used for separating radium from water...

Influence of natural radium contamination of barium chloride on the determination of radium isotopes in the water samples using α/β liquid scintillation spectrometry

Article Category: Regular Paper

Published Online: Oct 26, 2016

Page range: 467 - 471

Received: May 13, 2016

Accepted: Aug 04, 2016

DOI: https://doi.org/10.1515/nuka-2016-0076

Keywords
α/β liquid scintillation spectrometry, barium chloride, radium isotopes, detection limit

© by Jakub Nowak

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Influence of natural radium contamination of barium chloride on the determination of radium isotopes in the water samples using α/β liquid scintillation spectrometry

Article Category: Regular Paper

Published Online: Oct 26, 2016

Page range: 467 - 471

Received: May 13, 2016

Accepted: Aug 04, 2016

DOI: https://doi.org/10.1515/nuka-2016-0076

Keywordsα/β liquid scintillation spectrometry, barium chloride, radium isotopes, detection limit

© by Jakub Nowak

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
α/β liquid scintillation spectrometry, barium chloride, radium isotopes, detection limit