Beer-Lambert Law Calculator
Enter any three variables and solve for the fourth - free, instant, no signup required.
Beer-Lambert Calculator
A = ε · l · c
A = Absorbanceε = Molar absorptivityl = Path lengthc = Concentration
A = ε · l · c
dimensionless
L·mol⁻¹·cm⁻¹
cm
mol/L
A =0.61375dimensionless
A = ε · l · c
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The Equation Explained
Understand what each variable in A = εlc means and how they relate to one another.
Worked Examples
Step-by-step solutions to common Beer-Lambert law problems you can follow along with.
Practice Problems
Test your understanding with interactive practice problems and instant feedback.