title: [Practical aspects of electrolyte (especially Na-K) measurement. (2) Baird's flame photometer].
mesh_terms: D004573:Electrolytes; D006801:Humans; D007477:Ions; D010783:Photometry; D011188:Potassium / Q000097:blood*; D012964:Sodium / Q000097:blood*; D013057:Spectrum Analysis
chemical_list: D004573:Electrolytes; D007477:Ions; D012964:Sodium; D011188:Potassium
keywords: PHOTOMETRY; POTASSIUM/blood; SODIUM/blood