title: [Use of the flame photometer of the PFM type for determination of sodium and potassium in biological materials].
mesh_terms: D002021:Buffers; D008094:Lithium; D010783:Photometry / Q000295:instrumentation* / Q000379:methods; D011188:Potassium / Q000032:analysis*; D012964:Sodium / Q000032:analysis*
chemical_list: D002021:Buffers; D008094:Lithium; D012964:Sodium; D011188:Potassium
vernacular_title: Primenenie plamennogo fotometra tipa PFM dlia opredeleniia kolichestva natriia i kaliia v biologicheskikh materialakh.