The Russian chemical complex: Analysis of the trade balance in 2022 Vladimir M. Kiselev, Vladimir V. Velikorossov, Sergey V. Savinkov, Alexander K. Zakharov, Sergey L. Ozerov and Anton D. Bezdelov E3S Web Conf., 535 (2024) 06002 Published online: 11 June 2024 DOI: 10.1051/e3sconf/202453506002