๐ฌ Science
Dilution Calculator
Dilution obeys one equation, C1V1 equals C2V2, which says the amount of solute never changes when you add solvent. Rearranging it gives the volume of diluent to add, which is the number that actually matters at the bench.
How it works
Stock concentration
Volume of stock
Target concentration
Concentration unit label
Final volume
Diluent to add
Dilution factor
Stock to target ratio
Amount of solute
Fits in a 1 L flask
Frequently asked questions
How do I use the Dilution Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.