Silicon dioxide

Modify Date: 2024-01-03 18:20:39

Silicon dioxide Structure
Silicon dioxide structure
Common Name Silicon dioxide
CAS Number 10279-57-9 Molecular Weight 60.084
Density 2.6 g/mL at 25ºC(lit.) Boiling Point 1610ºC(lit.)
Molecular Formula O2Si Melting Point >100ºC(lit.)
MSDS N/A Flash Point N/A

 Names

Name silica$EINECS 600-358-3
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.6 g/mL at 25ºC(lit.)
Boiling Point 1610ºC(lit.)
Melting Point >100ºC(lit.)
Molecular Formula O2Si
Molecular Weight 60.084
Exact Mass 59.966755
PSA 34.14000
Appearance of Characters tablets (~0.5 g each)
Index of Refraction n20/D 1.544(lit.)
Storage condition 2-8°C

 Safety Information

Hazard Codes Xn:Harmful
Risk Phrases 48/20
Safety Phrases 22
WGK Germany 3
RTECS VV7340000

 Synonyms

Dioxosilane
Cristobalite
Silane, dioxo-