title: Biological reference materials in microampoules. III. Details of the procedures used at the National Institute for Biological Standards and Control for the presentation of micro-quantities of biological materials to serve as reference preparations.
mesh_terms: D001688:Biological Products / Q000592:standards*; D004349:Drug Packaging / Q000592:standards; D005612:Freeze Drying; D011863:Radioimmunoassay
chemical_list: D001688:Biological Products