SILICA GEL MODIFIED WITH 1,2-NAPHTHOQUINONE THIOSEMICARBAZONE FOR SORPTION-PHOTOMETRIC DETERMINATION OF MERCURY (II): УДК 543. Вісник: Хімія. 2018;54(2):52-55. Accessed February 14, 2026. https://chemistry.bulletin.knu.ua/article/view/8621