Alumina alumin minda ya alumi ndi njira inayake pomwe zitsanzozi ndizowoneka bwino komanso zomwe zimakonda kuwonongeka pa silika gel.
Post Nthawi: Jul-13-2022
Poyerekeza ndi Silica Collamns, kodi magwiridwe apadera a alumina akhungula ndi chiyani?
Post Nthawi: Jul-13-2022