Cleaning Solution Dilution Ratio Calculator

Calculate the exact amounts of cleaning concentrate and water needed to achieve your desired dilution ratio and final volume.

Formulas Used

Total ratio parts = Concentrate parts + Water parts

Concentrate volume = (Concentrate parts ÷ Total parts) × Final volume

Water volume = (Water parts ÷ Total parts) × Final volume

Dilution factor = Total parts ÷ Concentrate parts

Final active ingredient % = Concentrate % × (Concentrate parts ÷ Total parts)  [only when concentrate % is provided]

Example — 1:32 ratio, 1 000 ml final volume:
Concentrate = (1 ÷ 33) × 1 000 = 30.303 ml
Water = (32 ÷ 33) × 1 000 = 969.697 ml

Assumptions & References

  • A dilution ratio of 1:32 means 1 part concentrate to 32 parts water, giving 33 total parts.