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absorptivity
Standard
ECSS-Q-ST-70-05C Rev.1Definition
absorbance divided by the product of the concentration of the substance and the sample path lengthNotes
- NOTE 1 Absorptivity = A/(l C), where A is the absorbance, C is the concentration of the substance and l is the sample path length. The unit normally used are cm for l, and kg m-3 for C.
- NOTE 2 The equivalent IUPAC term is 'specific absorption coefficient'. [adapted from ASTM-E-131]
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