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232033

Sigma-Aldrich

Titanium(IV) oxide, anatase

powder, 99.8% trace metals basis

Sinonimo/i:

Titanium dioxide

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CHF 104.00
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CHF 443.00

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CHF 104.00
500 G
CHF 443.00

About This Item

Formula condensata:
TiO2
Numero CAS:
1317-70-0
Peso molecolare:
79.87
Numero CE:
215-280-1
Numero MDL:
MFCD00011269
Codice UNSPSC:
12352303
ID PubChem:
24853872
NACRES:
NA.23

CHF 104.00

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Livello qualitativo

200

Saggio

99.8% trace metals basis

Stato

powder

Punto di fusione

1825 °C (lit.)

Densità

3.9 g/mL at 25 °C (lit.)

Stringa SMILE

O=[Ti]=O

InChI

1S/2O.Ti
GWEVSGVZZGPLCZ-UHFFFAOYSA-N

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Categorie correlate

Descrizione generale

Titanium(IV) oxide is a chemically inert and non-toxic semiconductormaterial widely used in the field of photovoltaics and environmentalremediation. Thephotocatalytic activity of anatase is superior tothat of other polymorphs of titanium oxide.

Applicazioni

Titanium(IV) oxide can be used as a precursor:
  • To synthesize TiO2/ZnO- calcium alginate photocatalyst for removal of copper from aqueous solutions.
  • To fabricate implantable composite bioelectrode for biosensing applications.
It can also be used as a nanoparticle growth initiator for the anodic modification of microbial fuel cells(MFC) to enhance their performance.

Caratteristiche e vantaggi

  • Higher electron mobility
  • Low dielectric constant
  • Lower ability to adsorb oxygen
  • Higher Fermi level
  • High degree of hydroxylation
  • Superior biocompatibility
  • Corrosion resistance

Codice della classe di stoccaggio

13 - Non Combustible Solids

Classe di pericolosità dell'acqua (WGK)

nwg

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

dust mask type N95 (US), Eyeshields, Gloves

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Certificati d'analisi (COA)

Lot/Batch Number
MKCW1683
MKCW9196
MKCW9884
MKCT1172
0000256511

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SAFC

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USP

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Lina Hacker et al.
IEEE transactions on medical imaging, 40(12), 3593-3603 (2021-06-22)
Photoacoustic imaging (PAI) standardisation demands a stable, highly reproducible physical phantom to enable routine quality control and robust performance evaluation. To address this need, we have optimised a low-cost copolymer-in-oil tissue-mimickingmaterial formulation. The base material consists of mineral oil, copolymer
Varun Sridhar et al.
Proceedings of the National Academy of Sciences of the United States of America, 117(40), 24748-24756 (2020-09-23)
Controlling autonomous propulsion of microswimmers is essential for targeted drug delivery and applications of micro/nanomachines in environmental remediation and beyond. Herein, we report two-dimensional (2D) carbon nitride-based Janus particles as highly efficient, light-driven microswimmers in aqueous media. Due to the
Qi Fang et al.
Biomedical optics express, 10(8), 4034-4049 (2019-08-28)
Optical coherence elastography (OCE) has been proposed for a range of clinical applications. However, the majority of these studies have been performed using bulky, lab-based imaging systems. A compact, handheld imaging probe would accelerate clinical translation, however, to date, this
Zhiyuan Liu et al.
Environmental science and pollution research international, 29(16), 23352-23360 (2021-11-24)
The occurrence of titanium dioxide nanoparticle (TNP), an emerging contaminant, in Taihu Lake of China was investigated. Ti was present at a concentration of 224 ± 59 μg/L in the water samples collected from a water source in east Taihu
Qi Fang et al.
Biomedical optics express, 10(8), 4034-4049 (2019-08-28)
Optical coherence elastography (OCE) has been proposed for a range of clinical applications. However, the majority of these studies have been performed using bulky, lab-based imaging systems. A compact, handheld imaging probe would accelerate clinical translation, however, to date, this
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Articoli

Titania Nanotubes: Synthesis & Apps

TiO2 exhibits wide band gap semiconductor and memristor properties electronically, with high opacity and UV absorbance optically.

Questions

1–8 of 8 Questions  

  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer

    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer

    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

      Helpful?

  3. May I know the size and shape of the tio2 particles? Is it in nano scale? nanoparticles?

    1 answer

    1. The particle size of this material is not tested on a lot to lot basis. Historical data indicates an average particle size of 0.6 um with approximately 90% measuring < 1 um.

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  4. This titanium is of the P25 type?

    1 answer

    1. This product is not Degussa P25 TiO2. For P25, the crystalline composition of Anatase/Rutile is ~85/15.
      Please access the reference below:
      https://www.sciencedirect.com/science/article/pii/S1010603010002959

      Helpful?

  5. what is the surface area of this 232033-100G Tio2

    1 answer

    1. The surface area is not determined for this product.

      Helpful?

  6. What is the Department of Transportation shipping information for this product?

    1 answer

    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Helpful?

  7. What is the density of Product 232033, Titanium(IV) oxide, anatase?

    1 answer

    1. The density of crystalline form anatase is 3.90.

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  8. What is the particle size of Product 232033, Titanium(IV) oxide, anatase?

    1 answer

    1. The particle size is not part of the specification for this product. Random lots of this product had an average particle size less then 5 microns, with a mesh not more then 325.

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