SEARCH Articles Figures Tables Analyses of Hazardous Substances in Biological Materials Analysis in Biological Materials Certified Reference Materials in Inorganic Trace Analysis Key Studies in the Mechanical Analysis of Battery Materials Reference Materials in Isotopic Analysis Schuhmann and J.A. Philpotts ass-spectrometric stable-isotope dilution analysis for lanthanides in geochemical materials Schuhmann and J.A. Philpotts, Mass-spectrometric stable-isotope dilution analysis for lanthanides in geochemical materials