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What is the difference between absorbance and absorbency?

absorbance | absorbency |

In physics terms the difference between absorbance and absorbency

is that absorbance is a logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density while absorbency is the ratio of the absorbance or optical density of a substance to that of a similar body of pure solvent.

absorbance

English

Noun

(wikipedia absorbance) (en noun)
  • (physics) A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density.

    • References

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    absorbency

    English

    Alternative forms

    * (physics) absorbancy

    Noun

    (absorbencies)
  • (obsolete) The action of absorbing.
  • The quality of being absorbent.
  • (physics) The ratio of the absorbance or optical density of a substance to that of a similar body of pure solvent.
  • * 2007 , " Detergent Can Be So Much More," BusinessWeek , 1 May (retrieved 9 Feb. 2009):
    • Product benefits are quickly copied, whether it's cleaning power or diaper absorbency .

    Synonyms

    * absorptiveness

    References

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