应用
Silica is used primarily in the production of glass for windows, drinking glasses, beverage bottles. The majority of optical fibers for telecommunication are also made from silica. It is a primary raw material for many ceramics such as earthenware, stoneware, and porcelain. The main ingredient in sand casting for the manufacture of a large number of metallic components in engineering and other applications. Silica is a common additive in the production of foods. An estimated 95% of silicon dioxide produced is consumed in the construction industry.

备注
Keep away from foodstuffs, beverages and feed. Keep receptacle tightly sealed. Place away from direct sunlight.

基本信息

MDL
MFCD00011232

EINECS
231-545-4

分子式
SiO₂

分子量
60.09

熔点
1710°

沸点
2230°

密度
2.2-2.6

灵敏度
Ambient temperatures.

形态
1-3mm Fused Lump

溶解性
Insoluble in water.

Merck
14,8493

安全信息

TSCA
是