Medicine Fluids and Electrolyte Imbalance 4359654a The Maximum concentration of potassium that can be delivered central vein is? A 20 mmol/L B 40 mmol/L C 60 mmol/L D 100 mmol/L4 High-Yield Explanation Maximum concentration possible delivered central vein = 60 mmol/L Maximum concentration possible delivered peripheral vein= 40 mmol/L