Todd Dunning
Todd DunningMAUnited States
Optical Materials for Laser Systems
Published
Dec 24, 2025

Calcium Oxide (CaO)

Chemical Properties

Chemical Identity

CAS Number
1305-78-8
Formula
CaO
Molecular Weight
56.08 g/mol

Health Effects

Respiratory Irritation
Yes
Skin Burns
Yes

Produced From Contaminants