Hloov Cov Khoom Siv rau Precipitated Silica / Silica hmoov / Silicon Dioxide
Peb lub pob khoom tshiab rau precipitated silica, ua los ntawm cov ntawv ntau-daim ntawv.Nws tuaj yeem tiv thaiv kev xau thaum lub sijhawm ntev kev thauj khoom, thiab lub hnab ntim tau zoo eco, tuaj yeem rov ua dua tshiab.