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7631-86-9 - Silicon(IV) oxide, powder, 1.0 micron, 99.9% - L16986 - Alfa Aesar

L16986 Silicon(IV) oxide, powder, 1.0 micron, 99.9%

CAS-Nummer
7631-86-9
Synonyme

Größe Preis ($) Menge Verfügbarkeit
25g 53,25
100g 139,20
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Silicon(IV) oxide, powder, 1.0 micron, 99.9%

MDL
MFCD00011232
EINECS
231-545-4

Chemische Eigenschaften

Formel
SiO2
Molmasse
60.09
Schmelzpunkt
1710°
Siedepunkt
2230°
Dichte
2.0
Löslichkeit
Insoluble in water.

Anwendungen

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.

Bemerkungen

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

Literaturverweise

Linards Skuja. Optically active oxygen-deficiency-related centers in amorphous silicon dioxide. Journal of Non-Crystalline Solids. 1998, 239 (1-3), 16-48.

Nathan S. Jacobson.; Kang N. Lee.; Dennis S. Fo. Reactions of Silicon Carbide and Silicon(IV) Oxide at Elevated Temperatures. Journal of the American Ceramic Society. 1992, 75 (6), 1603-1611.

High purity, spherical silica powder of narrow particle size distribution.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H373

May cause damage to organs through prolonged or repeated exposure.

Sicherheitshinweise: P260-P314-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Get medical advice/attention if you feel unwell. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,8493
Harmonized Tariff Code
2811.22
TSCA
Yes

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