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701491

Sigma-Aldrich

Silicon dioxide, alumina doped

nanoparticles, dispersion, <50 nm particle size, 20 wt. % in H2O, ≥99.9% trace metals basis

Sinónimos:

silicic anhydride, alumina doped preparation

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About This Item

Fórmula lineal:
(SiO2)x(Al2O3)y
Peso molecular:
60.08
MDL number:
MFCD06202255
UNSPSC Code:
12352302
PubChem Substance ID:
329762295
NACRES:
NA.23

Quality Level

100

assay

≥99.9% trace metals basis

form

dispersion
nanoparticles

composition

aluminum, 7.5 wt. %

concentration

20 wt. % in H2O

surface area

75.5 m2/g , BET

particle size

<50 nm

pH

4-6(neat)

density

1.087 g/mL at 25 °C

SMILES string

O=[Si]=O.O=[Al]O[Al]=O

InChI

1S/2Al.O2Si.3O/c;;1-3-2;;;

InChI key

HNPSIPDUKPIQMN-UHFFFAOYSA-N

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General description

Contains 0.025 wt. % Ammonium hydroxide.

Legal Information

Product of Engi-Mat Co.

Storage Class

12 - Non Combustible Liquids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Ji Yeong Won et al.
Journal of biomedical nanotechnology, 9(5), 886-890 (2013-06-28)
In this study, we developed a simple and fast isolation tool of Escherichia coli O157:H7 (E. coli O157:H7) using a magnet nanoparticle embedded silica nanotube (MNSNT) for the detection of E. coli O157:H7 in the sample with nucleic acid based
David M Brown et al.
Toxicology letters, 224(1), 147-156 (2014-01-28)
We investigated the effects of silica particles and nanoparticles (NPs) (50 nm and 200 nm) with a neutral and positively charged surface when dispersed in saline, bovine serum albumin (BSA) or lung lining fluid (LLF) 24 h post instillation into
K E Kovalenko et al.
Ecological applications : a publication of the Ecological Society of America, 23(5), 1048-1060 (2013-08-24)
Boreal wetlands play an important role in global carbon balance. However, their ecosystem function is threatened by direct anthropogenic disturbance and climate change. Oil sands surface mining in the boreal regions of Western Canada denudes tracts of land of organic
Kyle Steenland et al.
CA: a cancer journal for clinicians, 64(1), 63-69 (2013-12-12)
Silica has been known to cause silicosis for centuries, and evidence that silica causes lung cancer has accumulated over the last several decades. This article highlights 3 important developments in understanding the health effects of silica and preventing illness and
Wei Yan et al.
Journal of nanoscience and nanotechnology, 13(5), 3371-3376 (2013-07-19)
The present study compares the effects of two different material processing techniques on modifying hydrophilic SiO2 nanoparticles. In one method, the nanoparticles undergo plasma treatment by using a custom-developed atmospheric-pressure non-equilibrium plasma reactor. With the other method, they undergo chemical
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