TY JOUR TI Cu (II) and Fe (II) ion sorption by cotton cellulose modified with diethylenetriamine KW cotton cellulose KW modification KW diethylene triamine KW sorption KW ions Cu(II) and Fe(II) JO From Chemistry Towards Technology Step-By-Step AU Nokoforova, T.E. AU Vokurova, D.A. PY 2024 IS 5 PB Yaroslavl State Technical University