
the answer
Barry Shell answered on April 10, 2000,
A:
If you found this answer useful, please considerAccording to the Encyclopedia Britannica online, "Colorimetry is the measurement of the wavelength and the intensity of electromagnetic radiation in the visible region of the spectrum. It is used extensively for identification and determination of concentrations of substances that absorb light." Check out http://www.britannica.com/bcom/eb/article/0/0,5716,25247+1+24845,00.html for more information.
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