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Merck
CN

718467

Titanium dioxide

nanopowder, 21 nm primary particle size (TEM), ≥99.5% trace metals basis

别名:

Aeroxide® P25, 二氧化钛

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关于此项目

线性分子式:
TiO2
化学文摘社编号:
13463-67-7
分子量:
79.87
NACRES:
NA.23
PubChem Substance ID:
329763580
UNSPSC Code:
12352302
EC Number:
236-675-5
MDL number:
MFCD00011269

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产品名称

氧化钛（IV）, nanopowder, 21 nm primary particle size (TEM), ≥99.5% trace metals basis

InChI

1S/2O.Ti

InChI key

GWEVSGVZZGPLCZ-UHFFFAOYSA-N

SMILES string

O=[Ti]=O

assay

≥99.5% trace metals basis

form

nanopowder

surface area

35-65 m2/g , BET

primary particle size

21 nm (TEM)

mp

1850 °C
>350 °C (lit.)

density

4.26 g/mL at 25 °C (lit.)

Quality Level

100

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相关类别

Application

TiO2 纳米颗粒被用于研究光催化己烷蒸气降解。它已被用作去除砷的吸附剂。TiO2 纳米颗粒适合作为光催化剂修复废水中的抗菌成分。它还被用于研究二氧化钛纳米颗粒对DNA寡核苷酸的吸附作用。

General description

我们的氧化钛（IV）纳米粉末是由二氧化钛纳米颗粒组成的白色细粉末，平均粒径为21nm，表面积为35-65m2/g。TiO2 具有两种物理化学性质不同的主要多晶型物，即锐钛矿和金红石。锐钛矿的光催化活性比金红石更强，但热力学稳定性较低。

存储类别

13 - Non Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCX1672
MKCV9872
MKCV6620
0000266592
0000227071

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Removal of arsenic from aqueous solution by two types of nano TiO2 crystals.
Ma L and Tu SX
Environmental Chemistry Letters, 9(4), 465-472 (2011)
Remediation of Antiseptic Components in Wastewater by Photocatalysis Using TiO2 Nanoparticles
Das R, et al.
Industrial & Engineering Chemistry Research, 53(8), 3012-3020 (2014)
Photocatalytic degradation of hexane vapors in batch and continuous systems using impregnated ZnO nanoparticles
Saucedo-Lucero JO and Arriaga S
Chemical Engineering Journal, 218, 358-367 (2013)
Xu Zhang et al.
Langmuir : the ACS journal of surfaces and colloids, 30(3), 839-845 (2014-01-07)
Titanium dioxide (TiO2) or titania shows great promise in detoxification and drug delivery. To reach its full potential, it is important to interface TiO2 with biomolecules to harness their molecular recognition function. To this end, DNA attachment is an important
Shanshan Zhang et al.
Archives of toxicology, 94(4), 1173-1190 (2020-03-13)
Titanium dioxide nanoparticles (TiO2NPs) have been widely used as food additives in daily life. However, the impact of oral intake of TiO2NPs on the nervous system is largely unknown. In this study, 7-week-old mice were treated with either vehicle or
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