Definition of "colorimetrically" []

• By means of colorimetry or by using a colorimeter. (adverb)

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• "Fructose-6-P formation from glucose-6-P in H2O and D2O, as measured colorimetrically by the Roe test for ketoses."
• "The phrase appears in the patent together with a description of its functions, "receiving said modified appearance signals" and "selecting corresponding reproduction signals representing values of said reproducing colorants to produce in said medium a colorimetrically-matched reproduction.""
• "The solution, after electrolysis, was treated with sulphuretted hydrogen, and the remaining copper was thrown down as sulphide, and estimated colorimetrically."