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Dilution Calculator

Calculate dilutions quickly and easily with this online dilution calculator. It supports both mass/volume and molarity calculations.

Molarity Units

How to Use

  1. Select Units: Choose either “Mass/Volume Units” or “Molarity Units” depending on your needs.

  2. Enter Values: Input the known values for stock concentration/molarity, volume from stock, final concentration/molarity, and final solution volume. Leave one field blank to calculate its value.

  3. Select Units: Make sure to select the correct units for each input field (e.g., g/mL, mL, M, µL).

  4. Calculate: Click the “Calculate” button.

  5. View Result: The calculated value will be displayed in the results area.

  6. Clear: Click the “Clear All” button to reset the input fields.

Mass/Volume Dilutions

Use this section to calculate dilutions when working with mass and volume units. The calculator uses the formula C1V1 = C2V2, where:

  • C1 = Stock concentration
  • V1 = Volume from stock
  • C2 = Final concentration
  • V2 = Final solution volume

Molarity Dilutions

Use this section to calculate dilutions when working with molarity units. The same formula (M1V1 = M2V2) is used, but with molarity (M) instead of concentration.

Important Notes

  • This calculator assumes ideal solutions.
  • Always use appropriate laboratory safety practices when working with chemicals.
  • Double-check your calculations and units for accuracy.
  • For complex or highly accurate dilutions, consider using more specialized laboratory equipment and techniques.