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7631-86-9 - Silicon(IV) oxide, powder, 0.5 micron, 99.9% - L16985 - Alfa Aesar

L16985 Silicon(IV) oxide, powder, 0.5 micron, 99.9%

CAS Number
7631-86-9
Synonyms

Size Price ($) Quantity Availability
25g 51.19
100g 172.01
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Silicon(IV) oxide, powder, 0.5 micron, 99.9%

MDL
MFCD00011232
EINECS
231-545-4

Chemical Properties

Formula
SiO2
Formula Weight
60.09
Melting point
1710°
Boiling Point
2230°
Density
2.0
Solubility
Insoluble in water.

Applications

Silicon(IV) oxide 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.

Notes

It is a very stable compound of silicon.

Literature References

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

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 Hazard and Precautionary Statements

Hazard Statements: H373

May cause damage to organs through prolonged or repeated exposure.

Precautionary Statements: 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.

Other References

Merck
14,8493
Harmonized Tariff Code
2811.22
TSCA
Yes

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