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Serum Osmolality Calculator

Calculate measured and estimated serum osmolality. Detect osmolar gap in poisoning workup.

⚠️ For educational purposes only. Always consult a qualified healthcare professional.
mEq/L
mmol/L
mmol/L
mOsm/kg
0
mOsm/kg — Calculated Osmolality
Calculated
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Osmolar Gap
–
Normal Range
275-295 mOsm/kg
Interpretation
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