“…The limits of quantification are reported by De Raedt et al [64] based on repeated analysis of the NIST SRM 612 and the 10 s criterion. Typical values are between 2 and 31 g kg −1 for REEs, Rb, Sr, Y, Zr, Cs, Ba, La, Hf, Ta, Pb, Th, U, with the exception of Sc and Cr that showed values of 0.7 and 0.18 g kg −1 , respectively.…”