00661naa#a2200169#i#450# EN\\bibl\122830 20260603032523.3 2686-9896 20260515b2026####ek#y0engy0150####ca RU REQUIREMENTS FOR ETHYLENE MOISTURE CONTENT AND COMPARATIVE ANALYSIS OF MEASUREMENT METHODS IN POLYETHYLENE PRODUCTION Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2026 1 с. Journal article local Аналитическая химия. 543 Il'ina Irina L'vovna angtu.editorum.ru