New 14C Reference Materials with Activities of 15 and 50 pMC
Issue Date
1998-01-01Keywords
natural materialsrecrystallization
synthetic materials
mixing
chemical reactions
carboxylic acids
oxalic acid
standard materials
organic acids
isotope ratiosorganic compoundsC 14carbonisotopesradioactive isotopesC 13 C 12stable isotopes
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Le Clercq, M., van der Plicht, J., & Gröning, M. (1998). New 14C reference materials with activities of 15 and 50 pMC. Radiocarbon, 40(1), 295-297.Journal
RadiocarbonDescription
From the 16th International Radiocarbon Conference held in Gronigen, Netherlands, June 16-20, 1997.Additional Links
http://radiocarbon.webhost.uits.arizona.edu/Abstract
Two new 14C reference materials have been developed for international use, filling a gap in the present C1-C6 series available from the IAEA. By mixing a modern and a synthetic substance, 150 kg of C7 (ca. 50 pMC activity) and C8 (ca. 15 pMC activity), respectively, were obtained.Type
Proceedingstext