手機掃碼訪問本站
微信咨詢
CAS號:112945-52-5
英文名稱:Silica, fumed
英文同義詞:SAND;ludox;sg-67;nyacol;acticel;aquafil;nalcoag;cataloid;dicalite;santocel
中文名稱:硅膠
中文同義詞:細砂;微球;石英砂;單分散;耐高溫硅膠;二氧化硅乳膠;天然二氧化硅;醫用二氧化硅;煙制二氧化硅;硅溶膠現貨供應
分子式:O2Si
分子量:60.08
熔點:>1600°C
密度:2.3 lb/cu.ft at 25 °C (bulk density)(lit.)
折射率:n
溶解度:Practically insoluble in organic solvents, water, and acids, except hydrofluoric acid; soluble in hot solutions of alkali hydroxide. Forms a colloidal dispersion with water. For Aerosil, solubility in water is 150 mg/L at 258℃ (pH 7).
形態:powder
比重:2.2
水解敏感性:5: forms reversible hydrate
CAS 數據庫:112945-52-5(CAS DataBase Reference)
EPA化學物質信息:Silica, amorphous, fumed, cryst.-free (112945-52-5)