HUMIC ACID ADSORBED ONTO SILICA GEL SURFACE, MODIFIED WITH A QUATERNARY AMMONIUM SALT, FOR THE ZINC REMOVAL FROM NATURAL WATERS. Вісник: Хімія [Internet]. 2015 Nov. 10 [cited 2026 Feb. 14];51(1):23-7. Available from: https://chemistry.bulletin.knu.ua/article/view/8517