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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

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About This Item

Linear Formula:
TiO2
CAS Number:
13463-67-7
Molecular Weight:
79.87
MDL number:
MFCD00011269
UNSPSC Code:
12352302
PubChem Substance ID:
329762198
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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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

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H318

Precautionary Statements

P280 - P305 + P351 + P338

Hazard Classifications

Eye Dam. 1

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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)
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)
Roberta Tassinari et al.
Nanotoxicology, 8(6), 654-662 (2013-07-10)
The study explored possible reproductive and endocrine effects of short-term (5 days) oral exposure to anatase TiO2 nanoparticles (0, 1, 2 mg/kg body weight per day) in rat. Nanoparticles were characterised by scanning electron microscopy (SEM) and transmission electron microscopy
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