noun
colorimetry; colorimetric analysis
Technical term in analytical chemistry for determining the concentration of a substance by measuring color intensity.
この実験では比色定量を用いて鉄の濃度を測定した。
In this experiment, we measured the iron concentration using colorimetry.
比色分析 is a broader term for colorimetric analysis, while 比色定量 specifically emphasizes quantitative measurement.
Compound of 比色 (color comparison) and 定量 (quantitative determination).