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Sudiarta, I Wayan, & Putu Suarya.
" MODIFIKASI SILIKA GEL MELALUI REAKSI HETEROGEN DENGAN DIFENILKARBAZON." <em>CAKRA KIMIA (Indonesian E-Journal of Applied Chemistry)</em> [Online], 6.2 (2018): 131-137. Web.  3 Sep. 2026