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720704

Sigma-Aldrich

氧化亚铁（II），分散体

nanoparticles, ≤110 nm particle size, 20 wt. % in H2O

别名:

氧化铁（分散于水中）

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About This Item

经验公式（希尔记法）:
Fe2O3
CAS号:
1309-37-1
分子量:
159.69
MDL编号:
MFCD00011008
UNSPSC代码:
12352300
PubChem化学物质编号:
329763741
NACRES:
NA.23

表单

nanoparticles

质量水平

200

浓度

20 wt. % in H2O

粒径

≤110 nm

pH值（酸碱度）

6-8

密度

1.17 g/mL±0.1 g/mL at 25 °C

SMILES字符串

O=[Fe]O[Fe]=O

InChI

1S/2Fe.3O

InChI key

JEIPFZHSYJVQDO-UHFFFAOYSA-N

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储存分类代码

10 - Combustible liquids

WGK

nwg

闪点(°F)

Not applicable

闪点(°C)

Not applicable

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MKCD8614
MKCD0610
MKCC4654
MKBT6315V
MKBQ3768V

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  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 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. 

  5.  Product 720704 is a dispersion of iron(III) oxide particles in water. Is there also a dispersant present? If so, what is the structure of the dispersant?

    The dispersant is an ethoxylated carboxylic acid. Please see the structure in the attached pdf file. The carboxylic acid is esterified, so the terminus, as shown, is an alcohol.

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

    Ask a Scientist here.

Magnetic iron oxide nanoparticles: synthesis, stabilization, vectorization, physicochemical characterizations, and biological applications
Laurent S, et al.
Chemical Reviews, 108(6), 2064-2110 (2008)
Brian T Farrell et al.
Neurology, 81(3), 256-263 (2013-06-19)
The study goal was to assess the benefits and potential limitations in the use of ultrasmall superparamagnetic iron oxide (USPIO) nanoparticles in the MRI diagnosis of CNS inflammatory diseases and primary CNS lymphoma. Twenty patients with presumptive or known CNS
Eric T Ahrens et al.
Nature reviews. Immunology, 13(10), 755-763 (2013-09-10)
The increasing complexity of in vivo imaging technologies, coupled with the development of cell therapies, has fuelled a revolution in immune cell tracking in vivo. Powerful magnetic resonance imaging (MRI) methods are now being developed that use iron oxide- and
Diana Couto et al.
Toxicology letters, 225(1), 57-65 (2013-12-03)
Iron oxide nanoparticles (ION), with different coatings and sizes, have attracted extensive interest in the last years to be applied in drug delivery, cancer therapy and as contrast agents in imagiologic techniques such as magnetic resonance imaging. However, the safety
Weiyan Liu et al.
Analytica chimica acta, 770, 132-139 (2013-03-19)
In this paper, a novel, low-cost electrochemiluminescence (ECL) immunosensor using core-shell Fe3O4-Au magnetic nanoparticles (AuMNPs) as the carriers of the primary antibody of carbohydrate antigen 125 (CA125) was designed. Graphene sheet (GS) with property of good conductivity and large surface
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