00755naa#a2200181#i#450# EN\\bibl\50028 20241227024111.5 2686-9896 20220516b2022####ek#y0engy0150####ca RU DETERMINATION OF THE LIMITING ACTIVITY COEFFICIENTS OF 2-METHYLPROPENE AND BUTADIENE-1,3 BY THE METHOD OF GAS-LIQUID CHROMATOGRAPHY Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2022 1 с. Journal article local Химия. Кристаллография. Минералогия. 54 Ul'yanov Boris Aleksandrovich Nemcov Andrey Sergeevich angtu.editorum.ru