%0 Conference Proceedings %T A novel microfluidic paper – based device with colorimetric assay for determination of catechol using poly(N-vinylpyrrolidone) -capped silver nanoparticles %A Alhmaunde, Aysir Neamat Saeed %A Heidari, Taherh %J بیستمین کنگره شیمی ایران %D 2018