Serum Electrolytes

 

• Potassium (K+): 3.5 – 5.0 mEq/L
• Sodium (Na+): 135-145 mEq/L
• Chloride (Cl-): 95 – 105 mEq/L
• Calcium (Ca+):
  • Total calcium: 4.5 – 5.5 mEq/L (8.5 to 10.5 mg/dL)
  • Ionized calcium: 2.5 mEq/L (4.0 – 5.0 mg/dL) 56% of total calcium
• Phosphorus (P): 1.8 – 2.6 mEq/L (2.7 to 4.5 mg/dL)
• Magnesium (Mg): 1.6 to 2.6 mg/dL
• Serum Osmolality: 280 to 300 mOsm/kg
• Serum bicarbonate: 22 to 29 mEq/L