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85356 Aldrich

Silicon dioxide

crystalline (fine), coating quality, ≥99.9%

Synonym: Cristobalite, Quartz, Sand, Silica

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Properties

Related Categories Materials Science, Metal and Ceramic Science, Oxides, Silicon
grade   coating quality
InChI Key   VYPSYNLAJGMNEJ-UHFFFAOYSA-N
assay   ≥99.9%
form   crystalline (fine)
mfr. no.   Umicore Materials AG
refractive index   n20/D 1.544(lit.)
particle size   0.2-0.7 mm
mp   1610 °C(lit.)
density   2.6 g/mL at 25 °C(lit.)

Description

General description

Crystalline silicon dioxide is known as quartz, cristobalite, and tridymite. It forms fused silica when heated above its softening temperature and cooled.1

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
2

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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