From April 18 to April 22, 2022, the 31st Annual Meeting of the AAC Analitica Association of analytical centers was held in the Klyazma boarding house near Moscow. The program of the event this year was full of events, including the Report on the activities of the AAC Analitica, thematic sections Accreditation in the AAC Analitica, Golden Club, Metrological support of analytical control, Issues of analytical control of natural objects and food products and a visit to the Analitika Expo exhibition.