Merck
All Photos(2)

718467

Sigma-Aldrich

氧化钛（IV）

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

All Photos(2)
Synonym(s):
Aeroxide® P25, 二氧化钛
Linear Formula:
TiO2
CAS Number:
13463-67-7
Molecular Weight:
79.87
EC 号:
236-675-5
MDL编号:
MFCD00011269
PubChem化学物质编号:
329763580
NACRES:
NA.23

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质量水平

100

测定

≥99.5% trace metals basis

形式

nanopowder

一次粒径

21 nm (TEM)

表面积

35-65 m2/g (BET)

mp

1850 °C
>350 °C (lit.)

密度

4.26 g/mL at 25 °C (lit.)

SMILES string

O=[Ti]=O

InChI

1S/2O.Ti

InChI key

GWEVSGVZZGPLCZ-UHFFFAOYSA-N

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一般描述

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。

应用

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。

包装

100 g in glass bottle

储存分类代码

13 - Non Combustible Solids

WGK

nwg

闪点(F)

Not applicable

闪点(C)

Not applicable

Certificate of Analysis

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