Cl
An electrolyte that helps maintain acid-base balance.
What is it
Chloride is an extracellular anion that helps maintain electrical neutrality and acid-base balance. It often parallels sodium changes.
Why it's measured
Chloride has been used in evaluating acid-base disorders in research and clinical practice.
Reference range
Standard laboratory reference
98 – 107 mEq/L
Reference ranges vary by laboratory. Your individual reference range will appear on your test report and should be interpreted by your physician in the context of your overall health profile.
What results may indicate
Elevated
Has been associated with certain acid-base disorders in research literature.
Lower
Has been associated with GI losses and certain acid-base disorders in research literature.
These associations are general. They are not a personal diagnosis or prediction. Discuss your individual results with your physician in the context of your full health profile.
When it's measured
Part of standard electrolyte panels.
Related markers
Measured in
A complete look at your heart, hormones, metabolism, inflammation, and longevity systems — drawn at Quest or LabCorp, reviewed by a U.S.-licensed physician.
Explore the Apex Panel →This information is for general educational purposes only and is not medical advice. Lab results alone are not intended to diagnose, treat, or cure any condition and do not replace the advice of a healthcare provider. OPTML does not offer medical advice, a diagnosis, medical treatment, or any form of medical opinion.