呈てい色しょく

noun

coloration; coloring; color development

Technical term used in chemistry, biology, and materials science for the appearance or development of color, often as a result of a reaction or treatment.

• この試し薬やくは特とく定ていの金きん属ぞくイオンと反はん応のうして呈てい色しょくする。

  This reagent develops a color upon reacting with specific metal ions.

• 呈てい色しょく反はん応のうの強つよさから濃のう度どを測そく定ていした。

  The concentration was measured from the intensity of the color reaction.