Lub nplhaib lim dej ua los ntawm cov khoom siv quartz ceramic bio filter, uas siv cov khoom siv ntuj thiab cov hmoov quartz ua nws cov khoom siv, yog tsim los ntawm kev kub siab calcinations, nrog cov qauv pore permeability siab, tuaj yeem muab thaj chaw loj rau kev txuas ntawm cov kab mob zoo, ua kom txo tau cov ammonia thiab nitrite hauv dej. Cov khoom siv lim dej inert ceramic no yog dej tshiab, dej hiav txwv thiab pas dej zoo tagnrho rau kev lim dej.