Skip to main content
Library homepage
 

Text Color

Text Size

 

Margin Size

 

Font Type

Enable Dyslexic Font
Chemistry LibreTexts

Absorbance

( \newcommand{\kernel}{\mathrm{null}\,}\)

The absorbance (symbol: A), usually the y axis of a uv spectrum, is defined as follows.

absorbance1.png

If the sample absorbs no light,

absorbance2.png

If the sample absorbs light,

absorbance3.png

Thus, the greater the amount of the light absorbed by the sample, the larger the absorbance.


This page titled Absorbance is shared under a All Rights Reserved (used with permission) license and was authored, remixed, and/or curated by Gamini Gunawardena via source content that was edited to the style and standards of the LibreTexts platform.

  • Was this article helpful?

Support Center

How can we help?