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721077

Sigma-Aldrich

Zinc oxide, dispersion

nanoparticles, <100 nm particle size (TEM), ≤40 nm avg. part. size (APS), 20 wt. % in H2O

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Synonym(s):
Zinc monoxide, Zinc white
Linear Formula:
ZnO
CAS Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.23

form

dispersion
nanoparticles

Quality Level

concentration

20 wt. % in H2O

particle size

<100 nm (TEM)

avg. part. size

≤40 nm (APS)

pH

7.5±1.5

density

1.7 g/mL±0.1 g/mL at 25 °C

SMILES string

[Zn]=O

InChI

1S/O.Zn

InChI key

XLOMVQKBTHCTTD-UHFFFAOYSA-N

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General description

Zinc oxide, dispersion (ZnO) is a multi-function metal oxide with unique physio-chemical properties, which includes high chemical stability, broad range absorption spectra and high electrochemical characteristics. It can also be categorized as a semiconductor due to its high energy band width and high thermal stability that make it potentially useful in electronics and optoelectronics applications.

Application

ZnO dispersions have piezo and pyroelectric properties that make it useful in the development of sensors, generators, and photo-catalysis. It has low toxicity and biocompatibility, which facilitate its applications in biomedicine.

Pictograms

Environment

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Chronic 2

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Dispersing hydrophilic nanoparticles in hydrophobic polymers: HDPE/ZnO nanocomposites by a novel template-based approach.
de Luna MS, et al.
Express Polymer Letters, 8(5) (2014)
A comprehensive review of ZnO materials and devices
Ozgur U, et al.
Journal of Applied Physics, 98(4), 11-11 (2005)
Splendid one-dimensional nanostructures of zinc oxide: a new nanomaterial family for nanotechnology
Wang ZL
ACS Nano, 2(10), 1987-1992 (2008)
Electrical conduction and dielectric studies of ZnO pellets
Chaari M and Matoussi A
Physica B: Condensed Matter, 407(17), 3441-3447 (2012)
Fate of ZnO nanoparticles in soils and cowpea (Vigna unguiculata)
Wang P, et al.
Environmental Science & Technology, 47(23), 13822-13830 (2013)

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