Lutetium(III) oxide
[CAS# 12032-20-1]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Oxides of rare earth metals, yttrium or scandium
• Name: Lutetium(III) oxide
• Synonyms: Dilutetium trioxide; Lutetia; Lutetium oxide
• Molecular Formula: Lu₂O₃
• Molecular Weight: 397.93
• CAS Registry Number: 12032-20-1
• EC Number: 234-764-3

Properties

• Density: 9.42 g/cm^3*
• Refractive index: 1.93 (532 nm)^**

^* Zhang, Weijun

^** Senatsky, Yu.

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R36/37/38
• Safety Statements: S26;S36

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335