title: A FLAME PHOTOMETER WITH SIMULTANEOUS DIGITAL READOUT FOR SODIUM AND POTASSIUM.
mesh_terms: D004864:Equipment and Supplies; D006801:Humans; D007477:Ions; D010783:Photometry; D011188:Potassium; D012106:Research; D012964:Sodium; D012982:Sodium, Dietary; D013057:Spectrum Analysis
chemical_list: D007477:Ions; D012982:Sodium, Dietary; D012964:Sodium; D011188:Potassium
keywords: EQUIPMENT AND SUPPLIES; EXPERIMENTAL LAB STUDY; PHOTOMETRY; POTASSIUM; SODIUM