The apparent suppression of Na/K data obtained with ion-selective electrodes is due to junction potential and activity coefficient effects, not bicarbonate binding.
D011188:Potassium / Q000032:analysis*; D011199:Potentiometry; D012016:Reference Values; D012964:Sodium / Q000032:analysis*; D013053:Spectrophotometry
D012964:Sodium; D011188:Potassium