Protein Concentration Calculator

Beer–Lambert law using a known protein extinction coefficient; mg/mL and g/L are numerically equal.

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Result

Enter your values and run the tool to see your result.

Check the units, enter your values, and run the tool. Results follow the assumptions and method below.

Stock molar concentrationabsorbance*dilution/(epsilon*path)

Stock mass concentrationabsorbance*dilution*mass/(epsilon*path)