Sodium results for urine with the Beckman electrolyte 2 ion-selective electrolyte analyzer are dependent on potassium concentration.
D001322:Autoanalysis / Q000295:instrumentation; D006801:Humans; D011188:Potassium / Q000652:urine*; D011199:Potentiometry; D012964:Sodium / Q000652:urine*
D012964:Sodium; D011188:Potassium