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700347

Sigma-Aldrich

Titanium(IV) oxide, mixture of rutile and anatase

nanoparticles, <150 nm particle size (volume distribution, DLS), dispersion, 40 wt. % in H2O, 99.5% trace metals basis

Synonym(s):
Titanium dioxide
Linear Formula:
TiO2
CAS Number:
Molecular Weight:
79.87
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Assay

99.5% trace metals basis

form

dispersion
nanoparticles

concentration

40 wt. % in H2O

particle size

<150 nm (volume distribution, DLS)
~21 nm (primary particle size of starting nanopowder)

bp

100 °C

density

1.3 g/mL±0.2 at 25 °C

SMILES string

O=[Ti]=O

InChI

1S/2O.Ti

InChI key

GWEVSGVZZGPLCZ-UHFFFAOYSA-N

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1 of 4

This Item
63466271846714021
Titanium(IV) oxide nanopowder, 21&#160;nm primary particle size (TEM), &#8805;99.5% trace metals basis

Sigma-Aldrich

718467

Titanium(IV) oxide

Titanium(IV) oxide ReagentPlus&#174;, &#8805;99%

Sigma-Aldrich

14021

Titanium(IV) oxide

form

dispersion, nanoparticles

form

nanopowder

form

nanopowder

form

nanoparticles

particle size

<150 nm (volume distribution, DLS), ~21 nm (primary particle size of starting nanopowder)

particle size

<100 nm (BET), <50 nm (XRD)

particle size

-

particle size

-

density

1.3 g/mL±0.2 at 25 °C

density

-

density

4.26 g/mL at 25 °C (lit.)

density

4.26 g/mL at 25 °C (lit.)

concentration

40 wt. % in H2O

concentration

-

concentration

-

concentration

-

bp

100 °C

bp

-

bp

-

bp

-

General description

Titanium(IV) oxide, mixture of rutile and anatase (TiO2) is a titania based nanoparticle solution that is dispersed in water.

Application

TiO2 suspensions can be used for a variety of applications such as:
  • photo-catalytic applications
  • cosmetics, textile, and paints
  • fabrication of flexible humidity sensors


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Titanium dioxide United States Pharmacopeia (USP) Reference Standard

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Sigma-Aldrich

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Membrane-particle interactions in an asymmetric flow field flow fractionation channel studied with titanium dioxide nanoparticles
Bendixen N, et al.
Journal of Chromatography A, 1334(2), 92-100 (2014)
Highly stable and sensitive resistive flexible humidity sensors by means of roll-to-roll printed electrodes and flower-like TiO2 nanostructures
Jeong H, et al.
Ceramics International, 45(1), 985-992 (2019)
Synergism between rutile and anatase TiO2 particles in photocatalytic oxidation of naphthalene
Ohno T, et al.
Applied Catalysis A: General, 244(2), 383-391 (2003)
STRUCTURES OF SUPPORTED VANADIUM-OXIDE CATALYSTS. 1. V2O5/TIO2 (ANATASE), V2O5/TIO2 (RUTILE), AND V2O5/TIO2 (MIXTURE OF ANATASE WITH RUTILE)
Inomata M, et al.
The Journal of Physical Chemistry, 87(5), 754-761 (1983)
D Minetto et al.
Environment international, 66, 18-27 (2014-02-11)
The innovative properties of nanomaterials make them suitable for various applications in many fields. In particular, TiO2 nanoparticles (nTiO2) are widely used in paints, in cosmetics and in sunscreens that are products accessible to the mass market. Despite the great

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