Merck
CN

637254

Sigma-Aldrich

氧化钛 (IV),锐钛矿

nanopowder, <25 nm particle size, 99.7% trace metals basis

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别名:
二氧化钛
线性分子式:
TiO2
CAS号:
分子量:
79.87
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

质量水平

检测方案

99.7% trace metals basis

形式

nanopowder

表面积

45-55 m2/g

粒径

<25 nm

mp

1825 °C (lit.)

密度

3.9 g/mL at 25 °C (lit.)

堆积密度

0.04‑0.06 g/mL

application(s)

battery manufacturing

SMILES string

O=[Ti]=O

InChI

1S/2O.Ti

InChI key

GWEVSGVZZGPLCZ-UHFFFAOYSA-N

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此商品
232033248576224227
Titanium(IV) oxide, anatase nanopowder, &lt;25&#160;nm particle size, 99.7% trace metals basis

Sigma-Aldrich

637254

氧化钛 (IV),锐钛矿

Titanium(IV) oxide, anatase powder, 99.8% trace metals basis

Sigma-Aldrich

232033

氧化钛 (IV),锐钛矿

Titanium(IV) oxide, anatase powder, &#8722;325&#160;mesh, &#8805;99% trace metals basis

Sigma-Aldrich

248576

氧化钛 (IV),锐钛矿

form

nanopowder

form

powder

form

powder

form

powder

particle size

<25 nm

particle size

-

particle size

−325 mesh

particle size

<5 μm

mp

1825 °C (lit.)

mp

1825 °C (lit.)

mp

1825 °C (lit.)

mp

-

density

3.9 g/mL at 25 °C (lit.)

density

3.9 g/mL at 25 °C (lit.)

density

3.9 g/mL at 25 °C (lit.)

density

4.17 g/mL at 25 °C (lit.)

surface area

45-55 m2/g

surface area

-

surface area

-

surface area

-

一般描述

氧化钛(IV)纳米粉末广泛用于皮肤产品、添加剂和食品中。纳米二氧化钛已被证明是紫外线辐射下最活跃的光催化半导体。异丙醇钛、丁醇钛(IV) 已被用作合成纳米二氧化钛的前体材料。

应用

二氧化钛糊剂可用作自清洁玻璃的透明涂层。低光学散射的二氧化钛-丙烯酸酯纳米复合材料已有报道。基于二氧化钛和二-(异硫氰酸酯)-双-(2,2′-联吡啶-4,4′-二羧酸酯)钌(II)的太阳能电池中的金属接触已有研究。

储存分类代码

13 - Non Combustible Solids

WGK

nwg

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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货号
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25G
包装规格/数量

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Slide 1 of 7

1 of 7

Titanium dioxide NIST&#174; SRM&#174; 1898, nanomaterial

NIST1898

二氧化钛

Titanium dioxide NIST&#174; RM 8988, powder, particle size distribution

NISTRM8988

二氧化钛

Titanium dioxide United States Pharmacopeia (USP) Reference Standard

USP

1667585

二氧化钛

Titanium(IV) oxide puriss., meets analytical specification of Ph. Eur., BP, USP, 99-100.5%

Sigma-Aldrich

14027

氧化钛(IV)

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What does "Trace Metal Basis" mean?

    For this product, the purity is determined by testing total metallic impurities. Our specifications only allow for a maximum of 1000 ppm. On the Certificate of Analysis, you will be able to see which metals were tested and the amount.

  5. What is the average particle size of Product 637254, Titanium(IV) oxide, anatase - nanopowder?

    Lot history shows that the average particle size of this product is about 5 nm. The batch-specific average will be reported on the certificate of analysis.

  6. What is the solubility of Product 637254, Titanium(IV) oxide, anatase - nanopowder?

    We do not test the solubility of this product. However, according to the chemicals encyclopedia published by the Royal Society of Chemistry, 13th edition, this product is insoluble in water, HCl, HNO3 and dilute H2SO4. It is soluble in hot concentrated H2SO4 and hydrofluoric acid.

  7. What is the morphology of Product 637254, Titanium(IV) oxide, anatase - nanopowder?

    According to the supplier, the morphology of this product is expected to be spherical.

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

    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. 

  9. What possible solvents can be used with Titanium(IV) oxide, anatase - nanopowder?

    According to the chemicals encyclopedia published by the Royal Society of Chemistry (13th ed.), titanium (IV) oxide is soluble in hot, concentrated sulfuric acid and hydrofluoric acid. It is insoluble in water, hydrochloric acid, and nitric acid.

  10. How is Titanium(IV) oxide, anatase - nanopowder, Product 637254, manufactured?

    According to the manufacturer, product 637254 is produced by a process of calcination at 300°C.

  11. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Filip Pošćić et al.
International journal of environmental research and public health, 13(6) (2016-06-15)
The implications of metal nanoparticles (MeNPs) are still unknown for many food crops. The purpose of this study was to evaluate the effects of cerium oxide (nCeO₂) and titanium oxide (nTiO₂) nanoparticles in soil at 0, 500 and 1000 mg·kg(-1)
Erlantz Lizundia et al.
ACS applied bio materials, 3(8), 5263-5274 (2020-08-17)
Binary and ternary poly(l-lactide) (PLLA)-based nanocomposites, containing nanolignin (1 wt %) and different metal oxide nanoparticles (0.5 wt %, Ag2O, TiO2, WO3, Fe2O3, and ZnFe2O4), were realized by solvent casting, and their morphological, thermal, surface, optical, antioxidant, and antimicrobial characterizations
TiO2-Acrylate Nanocomposites Elaborated by UV-Curing with Tunable Properties.
Burunkova JA, et al.
Solid State Phenomena, 200, 173-177 (2013)
Saher Fatima et al.
Pharmaceutics, 13(10) (2021-10-24)
Multi-drug resistant (MDR) bacterial cells embedded in biofilm matrices can lead to the development of chronic cariogenesis. Here, we isolated and identified three Gram-positive MDR oral cocci, (1) SJM-04, (2) SJM-38, and (3) SJM-65, and characterized them morphologically, biochemically, and
Mojca Pavlin et al.
International journal of molecular sciences, 23(11) (2022-06-11)
Alongside physiochemical properties (PCP), it has been suggested that the protein corona of nanoparticles (NPs) plays a crucial role in the response of immune cells to NPs. However, due to the great variety of NPs, target cells, and exposure protocols

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