MilliporeSigma
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701491

Sigma-Aldrich

Silicon dioxide, alumina doped

nanoparticles, dispersion, <50 nm particle size, 20 wt. % in H2O, 99.99% trace metals basis

Synonym(s):
silicic anhydride, alumina doped preparation
Linear Formula:
(SiO2)x(Al2O3)y
Molecular Weight:
60.08
MDL number:
PubChem Substance ID:
NACRES:
NA.23

assay

99.99% trace metals basis

form

dispersion
nanoparticles

composition

aluminum, 7.5 wt. %

concentration

20 wt. % in H2O

particle size

<50 nm

surface area

spec. surface area 75.5 m2/g (BET)

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.

Packaging

25, 100 mL in poly bottle

Legal Information

Product of Engi-Mat Co.

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More documents

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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
Yaswanth Kuthati et al.
Journal of nanoscience and nanotechnology, 13(4), 2399-2430 (2013-06-15)
The advent of Nanotechnology has paved a way for improved disease treatment strategies, the most noteworthy being the mesoporous silica nanoparticles (MSNs) which have gained much recent attention in the field of cancer therapy and its diagnosis. The flaws of
Graham J Edgar et al.
Nature, 506(7487), 216-220 (2014-02-07)
In line with global targets agreed under the Convention on Biological Diversity, the number of marine protected areas (MPAs) is increasing rapidly, yet socio-economic benefits generated by MPAs remain difficult to predict and under debate. MPAs often fail to reach
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

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