Training. allowance. - Saratov: -vo Sarat . Un-ta, 2011. - 68 s. (600 DPI, cw. and h/b, OCR, ogle. ), The manual describes the main chemometric approaches used in spectroscopic practice to solve various problems of chemical examination. The methodology of chemometric calculations is presented in an accessible form, examples of their practical use are given. The material is presented in accordance with the program of the course "Chemometrics in spectroscopy" , is a variable discipline of the cycle of the Federal State Educational Standard for Higher Professional Education (FGES HPE) in the direction 020100 "Chemistry" (master's program "Environmental Chemistry, chemical expertise and environmental safety"). For students of the Institute of Chemistry .