Digitization of colorimetric measurements for quantitave analyses using a smartphone

A hands-on laboratory experiment that teaches quantitative analysis with color. You learn to match spectra, prepare standard solutions, and use colorimetry to measure unknown concentrations, including chlorine in water.

John R. Amend and Dale A. Hammond

A research paper showing how to build a simple microcontroller-based colorimeter to detect food dyes. It details the design and performance of a low-cost instrument for color measurement.

Yulkifli, D A Wulandari, R Ramli, S B Etika, and C Imawan

A study on colorimetric detection of metal ions using polymers with terpyridine groups. It shows how engineered materials change color to identify iron, cobalt, copper, and tin in water.

Miriam Trigo-López, Asunción Muñoz, Saturnino Ibeas and others

A technical report on the colorimetry used in television and display systems. It covers the color elements and standards behind accurate color reproduction on screens.

ITU-R

A laboratory experiment for determining manganese in steel by colorimetry. It explains light absorption principles and the step-by-step method to measure concentration accurately.

(INT), University of Washington