Colorimetric Reactions

Beer Lambert Law Graph

Sgariglia, Jose R. Sober n, Emma N. Quiroga and Marta A. Vattuone Colorimetry, the measurement of the absorption of visible light, allows the first qualitative and quantitative estimation of the phytochemicals present in a plant, soil or water sample. Colorimetric methods allow the assessment of an unknown colour in reference to known colours Thomas, 1996 . In practice, they provide qualitative or semiquantitative estimations rather than quantitative...