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Silicon(IV) oxide, powder, 0.5 micron, 99.9%

Catalog No. AAL1698514
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Catalog No. AAL1698514 Supplier Thermo Scientific Chemicals Supplier No. L1698514
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Description

Silicon(IV) oxide, 99.9%, O2Si, CAS Number-7631-86-9, silica, amorphous, silicic anhydride, tridymite, infusorial earth, silicon dioxide, silica, cristobalite, quartz, aerosil, diatomaceous earth, 100g, 2230 deg.C, CHEBI:30563, 231-545-4, 60.09, Warning | CAS: 7631-86-9 | O2Si | 60.08 g/mol

Silicon(IV) oxide is used in the manufacture of glass for windows, drinking glasses, beverage bottles and many other materials. Optical fibers for telecommunication are made from silica. It is also used as a raw material for many ceramics such as earthenware, stoneware and porcelain. In addition, silica is a common additive in the production of foods and pharmaceutical products.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Silicon(IV) oxide is used in the manufacture of glass for windows, drinking glasses, beverage bottles and many other materials. Optical fibers for telecommunication are made from silica. It is also used as a raw material for many ceramics such as earthenware, stoneware and porcelain. In addition, silica is a common additive in the production of foods and pharmaceutical products.

Solubility
Insoluble in water.

Notes
It is a very stable compound of silicon.

Chemical Identifiers

CAS 7631-86-9
Molecular Formula O2Si
Molecular Weight (g/mol) 60.08
MDL Number MFCD00011232 MFCD00217788 MFCD00163736 MFCD00148266 MFCD00603035 MFCD02100519 MFCD06202255 MFCD07370733
InChI Key VYPSYNLAJGMNEJ-UHFFFAOYSA-N
Synonym silica, silicon dioxide, quartz, cristobalite, diatomaceous earth, tridymite, silicic anhydride, aerosil, infusorial earth, silica, amorphous
PubChem CID 24261
ChEBI CHEBI:30563
IUPAC Name dioxosilane
SMILES O=[Si]=O

Specifications

Boiling Point 2230°C
Melting Point 1710°C
Physical Form Powder
Quantity 25 g
Merck Index 14,8493
Solubility Information Insoluble in water.
Formula Weight 60.09
Percent Purity 99.9%
Odor Odorless
Density 2
Chemical Name or Material Silicon(IV) oxide, 0.5 micron
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Safety and Handling

Hazard Category Warning
Hazard Statement GHS H Statement
H373
May cause damage to organs through prolonged or repeated exposure.
Precautionary Statement GHS P Statement
P260-P314-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
Get medical advice/attention if you feel unwell.
Dispose of contents/container in accordance with local/regional/national/international regulations.
EINECSNumber 231-545-4
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only