Silicon(IV) oxide, amorphous, nanopowder, 99.9% (metals basis), Thermo Scientific Chemicals

Product Code	Brand	Quantity
11410051	Thermo Scientific Alfa Aesar 044781.14	25 g
11400051	Thermo Scientific Alfa Aesar 044781.22	100 g
11420051	Thermo Scientific Alfa Aesar 044781.36	500 g

Description

Silicon(IV) oxide is used as sodium aluminate stabilizer. It is also used as SDS mixture of sodium alkyl sulfates consisting chiefly of sodium lauryl sulfate. It is also acts as chain transfer agent in polymerization.

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.

Chemical Identifiers

• CAS: 7631-86-9
• Molecular Weight (g/mol): 60.08
• InChI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N
• PubChem CID: 24261
• IUPAC Name: dioxosilane

• 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
• SMILES: O=[Si]=O

Specifications

• Boiling Point: 2230°C
• CAS: 7631-86-9
• Physical Form: Powder
• Molecular Formula: O2Si
• 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
• Density: 2.4

• Melting Point: 1710°C
• Color: White
• Assay Percent Range: 99.9% (metals basis)
• MDL Number: MFCD00011232 MFCD00217788 MFCD00163736 MFCD00148266 MFCD00603035 MFCD02100519 MFCD06202255 MFCD07370733
• Solubility Information: Insoluble in water.
• SMILES: O=[Si]=O
• Molecular Weight (g/mol): 60.08
• ChEBI: CHEBI:30563
• Odor: Odorless
• Chemical Name or Material: Silicon(IV) oxide

Safety and Handling

Wear suitable protective clothing.

P260-P314-P501c

H373

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

missing translation for 'rtecsNumber' : VV7565000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

Product Identifier

• Silicon(IV) oxide, amorphous, nanopowder

Signal Word

• Warning

Hazard Category

• Specific target organ toxicity after repeated exposure Category 2

Hazard Statement

• H373-May cause damage to organs.

Precautionary Statement

• P260-Do not breathe dust/fume/gas/mist/vapours/spray.
• P314-Get medical advice/attention if you feel unwell.
• P403-Store in a well-ventilated place.
• P501b-Dispose of contents/container in accordance with local/regional/national/international regulations.

Supplemental information

• MIXTURE LIST-Contains : Silica, amorphous

RUO – Research Use Only