

Intercomparison of high-precision Delta (super 14) C analyses using gas counting and AMS.
Keywords
accelerator mass spectra;Anthozoa;Coelenterata;precision;C 14 C 12;chemical analysis;interlaboratory comparison;mass spectra;spectra;experimental studies;methods;geochronology;C 14;carbon;isotopes;radioactive isotopes;Invertebrata;stable isotopes