Silicon dioxide
[CAS# 14808-60-7]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Oxides and peroxides >> Non-metal oxides and peroxides
• Name: Silicon dioxide
• Synonyms: Quartz
• Molecular Formula: SiO₂
• Molecular Weight: 60.08
• CAS Registry Number: 14808-60-7
• EC Number: 238-878-4

Properties

• Density: 2.2
• Melting point: 1610 °C
• Boiling point: 2230 °C
• Water solubility: insoluble

Safety Data

• Safety Statements: S24/25

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Carcinogenicity	Carc.	1A	H350
Acute toxicity	Acute Tox.	4	H332
Carcinogenicity	Carc.	2	H351
Carcinogenicity	Carc.	1A	H350i
Specific target organ toxicity - single exposure	STOT SE	3	H335
Germ cell mutagenicity	Muta.	2	H341
Carcinogenicity	Carc.	1B	H350
Specific target organ toxicity - single exposure	STOT SE	1	H370
Specific target organ toxicity - single exposure	STOT SE	2	H371
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - repeated exposure	STOT RE	2	H372