Skip to Content
Merck
All Photos(2)

Key Documents

Safety Information

204757

Sigma-Aldrich

Titanium(IV) oxide, rutile

≥99.98% trace metals basis

Synonym(s):

Titanium dioxide

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
TiO2
CAS Number:
Molecular Weight:
79.87
EC Number:
MDL number:
UNSPSC Code:
12352303
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

≥99.98% trace metals basis

form

powder

reaction suitability

reagent type: catalyst
core: titanium

density

4.17 g/mL at 25 °C (lit.)

SMILES string

O=[Ti]=O

InChI

1S/2O.Ti

InChI key

GWEVSGVZZGPLCZ-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

General description

Titanium(IV) oxide is a semiconductor with asmaller band gap of 3.0 eV. Among the polymorphs of TiO2, rutile isthe most stable phase in wide temperature and pressure ranges. It is widelyused as a photocatalyst in electrochemical water-splitting reactions and alsofinds application in the field of photovoltaics, sensors, and environmentalremediation.

Application

Titanium(IV) oxide can be used as a photocatalyst for an overall water-splitting reaction. It can also be used as an efficient catalyst for phenol degradation under visible light.

Features and Benefits

  • Chemical stability
  • Non-toxicity
  • Excellent stability against photocorrosion
  • Ease of further functionalization
Possesses improved photocatalytic activity.

Other Notes

Contains ~5% anatase

Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

204757-25G:4548173930497
204757-BULK:
204757-125G:4548173930480
204757-VAR:


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Suxin Gui et al.
Journal of agricultural and food chemistry, 61(37), 8959-8968 (2013-08-24)
TiO₂ nanoparticles (NPs) are used in the food industry but have potential toxic effects in humans and animals. TiO₂ NPs impair renal function and cause oxidative stress and renal inflammation in mice, associated with inhibition of nuclear factor erythroid-2-related factor
Susan C Tilton et al.
Nanotoxicology, 8(5), 533-548 (2013-05-11)
The growing use of engineered nanoparticles (NPs) in commercial and medical applications raises the urgent need for tools that can predict NP toxicity. Global transcriptome and proteome analyses were conducted on three human cell types, exposed to two high aspect
Alessia D'Agata et al.
Nanotoxicology, 8(5), 549-558 (2013-05-24)
Marine bivalves (Mytilus galloprovincialis) were exposed to titanium dioxide (10 mg L(-1)) either as engineered nanoparticles (nTiO2; fresh, or aged under simulated sunlight for 7 days) or the bulk equivalent. Inductively coupled plasma-optical emission spectrometry analyses of mussel tissues showed
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
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

Articles

Electronically, it behaves as a wide band gap (3.2 eV) semiconductor and exhibits memristor properties.2 Optically, TiO2 has high opacity with a very high refractive index3 (>2.4), and it exhibits strong absorbance in the UV range.

Thermoelectric Performance of Perovskite-type Oxide Materials

The prevailing strategies for heat and electric-power production that rely on fossil and fission fuels are having a negative impact on the environment and on our living conditions.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service