title: A new type of biological reference material for multi-element analysis--the fungus Penicillium ochro-chloron ATCC 36741.
mesh_terms: D001681:Biological Assay; D008670:Metals / Q000032:analysis*; D010407:Penicillium / Q000032:analysis*; D010944:Plants / Q000032:analysis; D013052:Spectrometry, X-Ray Emission
chemical_list: D008670:Metals