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Silicon(IV) oxide, powder, 1.0 micron, 99.9%
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.
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.

Specifications
Specifications
Boiling Point | 2230°C |
Melting Point | 1710°C |
pH | 6 |
Physical Form | Powder |
Quantity | 25 g |
Merck Index | 14,8493 |
Solubility Information | Insoluble in water. |
IUPAC Name | dioxosilane |
Formula Weight | 60.09 |
Percent Purity | 99.9% |
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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
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