Abstract: In this paper a review of application of chemometrics in simultaneous spectrophotometric analysis briefly introducedand discussed the basic principles of chemometrics including multiple linear regression, factor analysis, principal componentregression, partial least squares, Kalman filter and artificial neural network, as well as application of chemometrics for practicalanalytical purpose. 90 references have been cited.

Key words: chemometrics, simultaneous spectrophotometric analysis of food multicomponents, multiple linear regression, factor analysis, principal component regression, partial least squares, kalman filter, artificial neural network