A System for tracing and to guaranteeing the quality of raw materials and/or a transfer or exchange includes: an analytical system configured to carry out chemical, and/or chemical-physical and/or physical analysis on raw materials; a label including a code; a reading system of the label configured to transmit and/or connect the code, through a web network, to a data storage system. The data storage system including a list of codes associated with the raw materials; and a list of certificates of analysis of the raw materials. Each code of the list of codes corresponds to a raw material and to one or more certificates analysis of the raw material.