Research tools
Reconstitution Calculator
Work out the concentration of a reconstituted research solution and how many insulin-syringe units correspond to a target amount.
Research use only. For laboratory measurement of research solutions only. This is not medical advice and not dosing guidance for human or animal use.
Units to draw
10 u
Volume to draw
0.1 ml
Concentration
2.5 mg/ml
Per insulin unit
25 mcg
Draws per vial
20
At other water volumes
| Water | Concentration | Per insulin unit | Units to draw |
|---|---|---|---|
| 1 ml | 5 mg/ml | 50 mcg | 5 u |
| 2 ml · | 2.5 mg/ml | 25 mcg | 10 u |
| 3 ml | 1.67 mg/ml | 16.7 mcg | 15 u |
| 5 ml | 1 mg/ml | 10 mcg | 25 u |
How this works
Concentration = peptide mass ÷ solvent volume. Volume to draw = target amount ÷ concentration, shown in insulin units (U-100: 100 units = 1 ml). Figures are rounded — always measure against your own calibrated equipment.