(CMC-PVP) Films Filled with SnO2 Nanoparticles Synthesized by (Solution-Gel) Method. cbej [Internet]. 2022 Mar. 22 [cited 2025 May 13];27(113):177-95. Available from: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/5005