Silicon(IV) oxide, powder, 1.0 micron, 99.9%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11383876	Thermo Scientific Alfa Aesar L16986.14	25 g
11393876	Thermo Scientific Alfa Aesar L16986.22	100 g

Description

Silicon(IV) oxide is used in a variety of applications such as manufacturing of glass, ceramics and abrasives, and water filtration. It is a common additive in dentifrice oral care applications and the production of foods, where it is used primarily as an anti-caking and free-flow agent in powdered foods, or to absorb water in hygroscopic applications.

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 a variety of applications such as manufacturing of glass, ceramics and abrasives, and water filtration. It is a common additive in dentifrice oral care applications and the production of foods, where it is used primarily as an anti-caking and free-flow agent in powdered foods, or to absorb water in hygroscopic applications.

Solubility
Insoluble in water.

Notes
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Incompatible with hydrogen fluoride.

Chemical Identifiers

• CAS: 7631-86-9
• Molecular Weight (g/mol): 60.08
• InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N
• PubChem CID: 24261
• SMILES: O=[Si]=O

• Molecular Formula: O2Si
• MDL Number: MFCD00011232 MFCD00217788 MFCD00163736 MFCD00148266 MFCD00603035 MFCD02100519 MFCD06202255 MFCD07370733
• Synonym: silica, silicon dioxide, quartz, cristobalite, diatomaceous earth, tridymite, silicic anhydride, aerosil, infusorial earth, silica, amorphous
• ChEBI: CHEBI:30563

Specifications

• Boiling Point: 2230°C
• CAS: 7631-86-9
• Physical Form: Powder
• MDL Number: MFCD00011232 MFCD00217788 MFCD00163736 MFCD00148266 MFCD00603035 MFCD02100519 MFCD06202255 MFCD07370733
• Synonym: silica, silicon dioxide, quartz, cristobalite, diatomaceous earth, tridymite, silicic anhydride, aerosil, infusorial earth, silica, amorphous
• InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N
• IUPAC Name: dioxosilane
• PubChem CID: 24261
• Formula Weight: 60.09
• Odor: Odorless
• Chemical Name or Material: Silicon(IV) oxide, 1.0 micron

• Melting Point: 1710°C
• pH: 6
• Molecular Formula: O2Si
• Merck Index: 14,8493
• Solubility Information: Insoluble in water.
• SMILES: O=[Si]=O
• Molecular Weight (g/mol): 60.08
• ChEBI: CHEBI:30563
• Percent Purity: 99.9%
• Density: 2

Safety and Handling

GHS H Statement
H373
May cause damage to organs through prolonged or repeated exposure.

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.

Warning

missing translation for 'einecsNumber' : 231-545-4

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

RUO – Research Use Only