Concentration of Solution to Molar Absorptivity (or Molar Extinction Coefficient) Calculator
Cite This in Your Publication
Concentration of Solution to Molar Absorptivity (or Molar Extinction Coefficient) Calculator - InstaNANO. https://instanano.com/all/characterization/uv-vis/molar-absorptivity/ (accessed March 26th, 2025).
Concentration of Solution to Molar Absorptivity (or Molar Extinction Coefficient) Calculator - InstaNANO. https://instanano.com/all/characterization/uv-vis/molar-absorptivity/ (accessed March 26th, 2025).
This calculator can determine the molar absorptivity or molar extinction coefficient values from concentration of solution.
Absorbance (a.u.)
Concentration(mM)
Cell Length (cm)
Calculate the absorption coefficient without the thickness of the thin film!