Investigation of In Vitro Drug Release from Porous Hollow Silica Nanospheres Prepared of ZnS@SiO₂ Core-Shell

Figure 9

UV-Vis spectra of release of amoxicillin in SBF at the beginning and 30 min, 1 h, 2 h, 6 h, 9 h, and 24 h after the preparation of the suspension.