For healthcare professionals
Corrected Calcium Calculator
Albumin-adjusted total calcium (simplified Payne formula).
Calcium Unit Converter
Convert calcium between mg/dL, mmol/L and mEq/L.
Your result will appear here
Enter your measurements, then press Calculate.
Methodology
Atomic weight 40.078
mmol/L = mg/dL ÷ 4.008; mEq/L = mmol/L × 2
Calcium has an atomic weight of 40.078 and a valence of 2.
- Who it is for
- Any result reported in these units.
- Version
- 1.0.0
Limitations
- Check which unit your laboratory uses before converting.
References
- IUPAC Commission on Isotopic Abundances and Atomic Weights. Standard atomic weights of the elements 2021. Pure Appl Chem. 2022;94(5):573–600. doi:10.1515/pac-2019-0603
- Young DS. Implementation of SI units for clinical laboratory data: style specifications and conversion tables. Ann Intern Med. 1987;106(1):114–129. doi:10.7326/0003-4819-106-1-114