Keywords: بتا سیکلوکودکسترین; Alpha CD; alpha cyclodextrin; Beta CD; beta cyclodextrin; Beta CD-g-PAA; beta cyclodextrin grafted with polyacrylic acid; BTCA; butane tetracarboxylic acid; CD; cyclodextrin; CTR; citric acid; DMF; N,N-dimethyl formamide; EPCL; epichlorohydrin; Gamma CD;