Dilution calculator
Work out how much stock and diluent to combine for a target concentration.
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Stock volume to take
Add 9.5 mL of diluent. That is a 1 in 20 dilution.
Formula
V₁ = C₂V₂ ÷ C₁- Conservation of amount of substance on dilution — IUPAC Compendium of Chemical Terminology (the Gold Book), 2019
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About this tool
Solve C₁V₁ = C₂V₂ for whichever term you are missing, and see the volume of diluent to add alongside the dilution factor.
Related tools
- Serial dilution calculator — Plan a dilution series and get the transfer volume for every step.
- Molarity calculator — Convert between mass, molar concentration and volume for a solution.
- Molecular weight calculator — Compute molar mass from a chemical formula, including hydrates.
Science last reviewed .