Thuy, Le, and Le Suong. 2020. “Evaluating the Possibility of Color Treatment of Tarcon Blue 2BLN Dye by Coagulating Materials PGa21Ca, Polyaluminium Chloride, Iron (II) Sulfate Heptahydrate and Aluminium Sulfate Octadecahydrate”. Science & Technology Development Journal: Natural Sciences 4 (3), 643-51. https://doi.org/https://doi.org/10.32508/stdjns.v4i3.937.