The use of physical methods and of sodium tetraphenylboron for the separation of 42K and 24Na in biological fluids.
D001826:Body Fluids; D001895:Boron / Q000031:analogs & derivatives; D007477:Ions; D011188:Potassium / Q000032:analysis*; D012964:Sodium; D012979:Sodium Radioisotopes; D012982:Sodium, Dietary; D013775:Tetraphenylborate; D014556:Urine
D007477:Ions; D012979:Sodium Radioisotopes; D012982:Sodium, Dietary; D013775:Tetraphenylborate; D012964:Sodium; D001895:Boron; D011188:Potassium
BORON/derivatives; POTASSIUM/determination; SODIUM/radioactive; URINE