Kolyado Aleksandr Vladimirovich RussiaSamaraSamara State Technical University, 443100, Samara Molodogvardeyskaya street, building №244Associate Professor of General and inorganic chemistryCandidate of chemical Sciences kolyado@rambler.ru Author's articles Phase Equilibria in the Twocomponent System n-nonadecan – Cyclododecane Research of Phase Equilibriums in a System of Dibasic Organic Acids: Azelaic, Glutaric and Sebacic