Osmolarity Calculator
Multi-solute estimated mOsm/L
Osmolarity Calculator
Multi-solute estimated mOsm/L
Calculated locally in this browserColumn order: component, concentration_mM, van_t_Hoff_factor
Editable data table
| component | concentration_mM | van_t_Hoff_factor | |
|---|---|---|---|
Paste CSV / TSV
Analysis result
| Component | Concentration mM | van't Hoff factor | mOsm/L |
|---|---|---|---|
| NaCl | 150 | 2 | 300 |
| KCl | 4 | 2 | 8 |
| Glucose | 5 | 1 | 5 |
⚠ Rows that were not used: 2, 3, 4
⚠ Ideal-particle estimate only; dissociation, non-ideality and measured osmolality may differ.
Data requirements
Enter component, concentration in mM and van't Hoff factor.
component, concentration_mM, van_t_Hoff_factorReview before reporting
Research use only. Validate raw data, exclusions and interpretation against the approved analysis plan.
Check raw observations, excluded rows, model assumptions and study-specific acceptance criteria before using the result.
Transparent analysis
Inputs are processed locally in your browser. Review the calculation policy, limitations and verification approach before reporting a result.
Read the methodology →