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808989

Sigma-Aldrich

Silica

mesoporous, 0.5 μm particle size, pore size ~4 nm

Synonym(s):

Porous Silica, Silicon dioxide

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About This Item

Linear Formula:
SiO2
CAS Number:
7631-86-9
Molecular Weight:
60.08
EC Number:
231-545-4
MDL number:
MFCD00011232
UNSPSC Code:
12352309
PubChem Substance ID:
329769128
NACRES:
NA.23

form

mesoporous
powder

Quality Level

100

surface area

300-400 m2/g

particle size

0.4-0.6 μm (SEM)
0.5 μm

pore size

0.2-0.4 cm3/g pore volume
3.5-4.5 nm pore diameter
~4 nm pore size

bp

2230 °C (lit.)

mp

>1600 °C (lit.)

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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Application

Mesoporous silicas are inorganic materials having porous structures and find applications in chromatography, catalysis, drug delivery and imaging.

Storage Class

11 - Combustible Solids

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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Wang Y, et al.
Advanced Mat., 273, 576-576 (2015)
Si-Han Wu et al.
Chemical Society reviews, 42(9), 3862-3875 (2013-02-14)
Good control of the morphology, particle size, uniformity and dispersity of mesoporous silica nanoparticles (MSNs) is of increasing importance to their use in catalyst, adsorption, polymer filler, optical devices, bio-imaging, drug delivery, and biomedical applications. This review discusses different synthesis
Isabel Sierra et al.
Journal of chromatography. A, 1363, 27-40 (2014-07-13)
Recent advances in the development of new materials are having a major impact on analytical chemistry. For example, the unique properties of ordered mesoporous silicas (OMSs) have been shown to enhance the analytical performance of many existing techniques or allow

Articles

Mesoporous Silica Applications

Mesoporous silica used in wastewater remediation, air cleaning, catalysis, bio-catalysis, and drug delivery.

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