IAEA-C6 was prepared from sucrose material by H. A. Polach . Its former name was ANU sucrose secondary standard; it was originally calibrated against the NBS Oxalic Acid standard and made available to the 14C community in the early 1980s. The recommended value of the quality control material is the result of the statistical evaluation of an interlaboratory comparison .
(R/I/C) Classification assigned to the property value for analyte (Recommended/Information/Certified)
Rozanski, K., Stichler, W., Gonfiantini, R., Scott, E. M., Beukens, R. P., Kromer, B., van der Plicht, J. (1992): The IAEA 14C Intercomparison exercise 1990. Radiocarbon, 34 (3), 506-519.