Tungsten dioxide
[CAS# 12036-22-5]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Oxides and peroxides >> Metal oxide
• Name: Tungsten dioxide
• Synonyms: Tungsten(IV) oxide
• Molecular Formula: WO₂
• Molecular Weight: 215.85
• CAS Registry Number: 12036-22-5
• EC Number: 234-842-7

Properties

• Melting point: 1500-1600 °C^*

^* Friederich, Ernst

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R37
• Safety Statements: S26;S36

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413