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Science 18 March 1966:
Vol. 151. no. 3716, pp. 1391 - 1392
DOI: 10.1126/science.151.3716.1391
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Articles

Radiocarbon Samples: Chemical Removal of Plant Contaminants

C. Vance Haynes Jr. 1

1 Geochronology Laboratories University of Arizona, Tucson

Roots and similar plant matter can be efficiently removed from charcoal samples by nitration and acetone leaching after preliminary removal of humic acids and lignin by standard procedures.


THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Ambiguities in Direct Dating of Rock Surfaces Using Radiocarbon Measurements.
W. Beck, D. J. Donahue, A. J. Jull, G. Burr, W. S. Broecker, G. Bonani, I. Hajdas, E. Malotki;, and R. I. Dorn; (1998)
Science 280, 2132-2139
   Full Text »
Immunization of Normal Mouse Spleen Cell Suspensions in vitro.
R. I. Mishell and R. W. Dutton (1966)
Science 153, 1004-1006
   Abstract »    PDF »


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Science. ISSN 0036-8075 (print), 1095-9203 (online)