Cerium oxide is easy to penetrate visible light, but absorbs UV light very well, while also making the skin look more natural.
Name: Cerium dioxide
CAS number: 1306-38-3
Molecular formula: CeO2
Molecular weight: 172.1148
EINECS Number: 215-150-4
Melting point: 2600°C
Density: 7.13 g/mL at 25 °C(lit.)
Storage conditions: Storage temperature: no restrictions.