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Microwave Oven Pretreatment of Carbonates for 14C Dating by Accelerator Mass Spectrometry

Published online by Cambridge University Press:  18 July 2016

David C Lowe
Affiliation:
Department of Scientific and Industrial Research, Institute of Nuclear Sciences, Lower Hutt, New Zealand
Gordon W Brailsford
Affiliation:
Department of Scientific and Industrial Research, Institute of Nuclear Sciences, Lower Hutt, New Zealand
Gregory W Drummond
Affiliation:
Department of Scientific and Industrial Research, Institute of Nuclear Sciences, Lower Hutt, New Zealand
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Abstract

A microwave oven is used to pretreat carbonate samples prior to graphitization and radiocarbon dating by accelerator mass spectrometry. The method reduces the risk of contamination of small carbonate samples and provides a fast and convenient method for the acid evolution of CO2.

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Copyright © The American Journal of Science 

References

Lowe, D C and Judd, W J, 1987, Graphite target preparation for radiocarbon dating by accelerator mass spectrometry: Nuclear Instruments & Methods, v B28, p 113116 CrossRefGoogle Scholar
Mahan, K E, Foderaro, T A, Garza, T L, Martinez, R M, Maroney, G A, Trivisonno, M R and Willgang, E M, 1987, Microwave digestion techniques in the sequential extraction of calcium, iron, chromism, manganese, lead and zinc in sediments: Anal Chem v 59 p 938945.CrossRefGoogle Scholar
Sparks, R J, Wallace, G W and Lowe, D C, 1986, Preliminary age determinations of Crown of Thorns starfish spicules by Accelerator Mass Spectrometry: Dept Sci & Industrial Research, Lower Hutt, New Zealand, INS-R-357.Google Scholar
Wallace, G W, Sparks, R J, Lowe, D C and Pohl, K P, 1987, The New Zealand Accelerator Mass Spectrometry Facility: Nuclear Instruments & Methods, v B29, p 124128.CrossRefGoogle Scholar

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