氧化铈/纳米氧化铈
Cerium oxide
分子式 CeO2
分子量 172.11
别名 二氧化铈，氧化高铈，二氧化铈
Ceric oxide
Ceric oxide, ceria
分子结构式
性状 淡黄色或黄褐色粉末。不溶于水和碱，溶于盐酸和硫酸。
密度:7.3
熔点:2600℃
备注: 以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。
质量标准
99.95% metals basis，<50 nm particle size (BET):
外观Appearance nanopowder
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.95% Based on Trace Metals Impurities of ICP
粒径Particle size <50 nm (BET)
surface area spec. surface area 30 m2/g (BET)
density 7.13 g/mL ， 25 °C
bulk density 0.53 g/cm3
痕量金属分析total metallic impurities ≤500ppm by ICP Atomic emission
99.95% metals basis，<100 nm (BET)
外观Appearance nanopowder
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.95% Based on Trace Metals
粒径Particle size <100 nm (BET)
痕量金属分析total metallic impurities ≤500ppm by ICP Atomic emission
99.99% metals basis:
外观Appearance Yellow to Tan powder
X-射线衍射分析X-Ray Diffraction Conforms to standard
纯度Purity ≥99.99% Based on Trace Metals Impurities of ICP
ICP Assay Confirms Cerium component
灼烧损失loss on ignition typically <1%
痕量稀土杂质rare earth impurities ≤200ppm by ICP Atomic emission
20nm 球形，99.5%
外观Appearance nanopowder
X-射线衍射分析X-Ray Diffraction Conforms to standard
痕量金属分析total metallic impurities ≤5000ppm by ICP Atomic emission
纯度Purity ≥99.5% Based on Trace Metals
粒径Particle size <20 nm (BET)
贮存 密封保存。
用途 高效催化剂，精密抛光，化工助剂，电子陶瓷，结构陶瓷，紫外线收剂，电池材料等。
联合国编号
Risk: R22-
Safety : S24/25-
Hazard : Xn