Muratova M. 661.635.213:622.364.1 Kimyo va kimyoviy texnologiyalar: Method for producing a fire retardant agent with nitric acid solutions of various concentrations. STJ NamIET [Internet]. 2025 Mar. 31 [cited 2025 Dec. 6];10(1):123-31. Available from: http://niet.uz/index.php/nj/article/view/687