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14808-60-7 - Silicon(IV) oxide, 99.5% - Silicic anhydride - Silicon dioxide - 13024 - Alfa Aesar

13024 Silicon(IV) oxide, 99.5%

CAS-Nummer
14808-60-7
Synonyme
Silicic anhydride
Silicon dioxide

Größe Preis ($) Menge Verfügbarkeit
2kg 53,30
10kg 120,00
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Silicon(IV) oxide, 99.5%

MDL
MFCD00011232
EINECS
238-878-4

Chemische Eigenschaften

Formel
SiO2
Molmasse
60.09
Form
<10 Micron APS Powder
Schmelzpunkt
1710°
Siedepunkt
2230°
Löslichkeit
Insoluble in water and acids. Soluble in HF. Very slightly soluble in alkalies

Anwendungen

In the manufacture of glass, ceramics and abrasives, in water filtration, in cosmetics, pharmaceuticals and rubber, as a thermal insulatorSilica 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.

Bemerkungen

98.5-99% microcrystalline silica in the form of quartzIt is a very stable compound of silicon.

Literaturverweise

Ojovan, M. I. Glass formation in amorphous SiO2 as a percolation phase transition in a system of network defects. J. Exp. Theor. Phys. Lett. 2004, 79 (12), 632-634.

Nandiyanto, A. B. D.; Kim, S. G.; Iskandar, F.; Okuyama, K. Synthesis of spherical mesoporous silica nanoparticles with nanometer-size controllable pores and outer diameters. Micropor. Mesopor. Mat. 2009, 120 (3), 447.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H350-H373

May cause cancer. May cause damage to organs through prolonged or repeated exposure.

Sicherheitshinweise: P260-P201-P281-P202-P308+P313-P314-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Use personal protective equipment as required. Do not handle until all safety precautions have been read and understood. IF exposed or concerned: Get medical advice/attention. Get medical advice/attention if you feel unwell. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,8493
Harmonized Tariff Code
2811.22
TSCA
Yes
RTECS
VV7330000

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