Acid-Base Calculator

Free calculate acid-base balance and interpret arterial blood gas (ABG) results. Get instant, accurate results with our easy-to-use calculator.

Arterial Blood Gas Values

Results

Enter ABG values to get acid-base interpretation

Normal Values

  • • pH: 7.35-7.45
  • • PaCO₂: 35-45 mmHg
  • • HCO₃⁻: 22-26 mEq/L
  • • This tool is for clinical assessment only.