Dilution Calculator
Calculate solution concentrations, dilution ratios, and prepare accurate laboratory solutions with our comprehensive dilution calculator
Stock Solution
Target Solution
Enter your dilution parameters and click calculate to see results
What is a Dilution Calculator?
A dilution calculator is an essential tool used in chemistry, biology, and laboratory sciences to determine the proper concentrations when mixing solutions. This powerful dilution calculator helps scientists, students, and professionals calculate the exact amounts of solvent and solute needed to achieve desired concentrations.
Whether you're preparing stock solutions, performing serial dilutions, or calculating molarity, our dilution calculator provides accurate results using the fundamental dilution equation C₁V₁ = C₂V₂, where C represents concentration and V represents volume.
Understanding Dilution Principles
Basic Dilution Formula
C₁V₁ = C₂V₂
- C₁: Initial concentration
- V₁: Initial volume
- C₂: Final concentration
- V₂: Final volume
Dilution Types
Simple Dilution
Direct mixing of stock solution with solvent
Serial Dilution
Step-wise dilution for very low concentrations
Applications of Dilution Calculator
Chemistry Labs
- • Preparing standard solutions
- • Analytical chemistry procedures
- • Titration preparations
- • Buffer solution making
Biology Research
- • Cell culture media
- • Enzyme assays
- • Protein solutions
- • DNA/RNA preparations
Medical Applications
- • Pharmaceutical preparations
- • Clinical diagnostics
- • Drug concentration studies
- • Quality control testing
How to Use the Dilution Calculator
Enter Initial Values
Input your stock solution concentration and the volume you have available.
Set Target Parameters
Specify either your desired final concentration or final volume.
Calculate Results
Our dilution calculator instantly provides the required volumes and dilution ratio.
Follow Preparation Steps
Use the detailed instructions to prepare your diluted solution accurately.
Common Dilution Mistakes to Avoid
Calculation Errors
Unit Confusion
Always ensure consistent units (mL, L, M, mM) throughout calculations.
Formula Misapplication
Remember C₁V₁ = C₂V₂ applies only when the amount of solute remains constant.
Best Practices
Double-Check Calculations
Always verify your dilution calculator results with manual calculations.
Use Appropriate Glassware
Select volumetric flasks and pipettes suitable for your required precision.
Frequently Asked Questions
What is the difference between dilution and concentration?
Dilution reduces the concentration of a solution by adding solvent, while concentration increases it by removing solvent or adding more solute. A dilution calculator helps determine the exact amounts needed for either process.
Can I use this dilution calculator for any type of solution?
Yes, our dilution calculator works for any solution where the dilution follows the C₁V₁ = C₂V₂ relationship, including acids, bases, salts, and biological solutions.
How accurate is the dilution calculator?
The dilution calculator provides mathematically precise results. However, practical accuracy depends on the precision of your measurements and the quality of your laboratory equipment.