应用
Cerium(IV) oxide is used in ceramics, and to polish glass and stones. It is applied as solid electrolyte in fuel cells. It can also be employed as a co-catalyst in many number of reactions. It is also used as an antioxidant, and to generate hydrogen through water splitting. It is used as a high-temperature hydrocarbon oxidation catalyst in self-cleaning ovens. It can be used in infrared filters, incandescent mantles, and sunscreens in combination with other materials. It finds use as a catalyst support, and to sensitize photosensitive glass.

备注
Reacts with strong acids or alkalis. Slightly hygroscopic. The powdered cerium dioxide can absorb small quantities of carbon dioxide from air.

基本信息

MDL
MFCD00010933

EINECS
215-150-4

分子式
CeO₂

分子量
172.12

熔点
2600°

密度
7.132

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Insoluble in water.

Merck
14,1989

GHS危害和防范说明

GHS符号

Hazard Statements
H302
Harmful if swallowed.

Precautionary Statements
P264-P270-P301+P312a-P330-P501a
Wash thoroughly after handling.Do not eat, drink or smoke when using this product.Do not eat, drink or smoke when using this product.Rinse mouth.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
22
Harmful if swallowed.

安全等级
36-60
Wear suitable protective clothing.This material and its container must be disposed of as hazardous waste

欧盟危险品标志

RTECS
FK6310000

TSCA
是