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Merck

238538

Cerium(III) nitrate hexahydrate

99% trace metals basis

Cerium(III) nitrate hexahydrate

Synonym(s):

Cerium trinitrate, Cerous nitrate hexahydrate, Nitric acid cerium salt

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100 G

HUF 31,100.00

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HUF 31,100.00


Estimated to ship onDecember 03, 2025Details


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About This Item

Linear Formula:
Ce(NO3)3 · 6H2O
CAS Number:
Molecular Weight:
434.22
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23
Assay:
99% trace metals basis
Form:
crystals and lumps

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Assay

99% trace metals basis

form

crystals and lumps

reaction suitability

core: cerium
reagent type: catalyst

impurities

1-2% La

SMILES string

[Ce+3].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Ce.3NO3.6H2O/c;3*2-1(3)4;;;;;;/h;;;;6*1H2/q+3;3*-1;;;;;;

InChI key

QQZMWMKOWKGPQY-UHFFFAOYSA-N

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1 of 4

This Item
392219202991228931
form

crystals and lumps

form

crystals and lumps

form

crystals and lumps

form

crystals and lumps

assay

99% trace metals basis

assay

99.99% trace metals basis

assay

99.999% trace metals basis

assay

99.9% trace metals basis

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

200

impurities

1-2% La

impurities

≤150.0 ppm Trace Rare Earth Analysis

impurities

≤15.0 ppm Trace Metal Analysis

impurities

≤1500.0 ppm Trace Rare Earth Analysis

reaction suitability

reagent type: catalyst
core: cerium

reaction suitability

reagent type: catalyst
core: cerium

reaction suitability

reagent type: catalyst
core: cerium

reaction suitability

reagent type: catalyst
core: cerium

General description

Cerium (III) nitrate hexahydrate is the most common form of cerium nitrate. It is a white-to-yellow crystalline salt, and it is highly soluble in water, alcohol, and acetone, although solutions can appear slightly hazy. Like many trivalent metal nitrates, cerium (III) nitrate hexahydrate has a low-melting point of only 57 °C and thermally decomposes at low temperatures too, beginning at 190 °C and proceeding rapidly at 280 °C with complete decomposition at 390-400 °C.

Application

Cerium (III) nitrate hexahydrate is widely used as a source of cerium, especially in the synthesis of micro- or nano-structured ceria (cerium oxide). Because of its high solubility and low decomposition temperature, cerium (III) nitrate hexahydrate is an ideal reagent for hydrothermal reactions, sol-gel processing, and co-precipitation and calcination reactions.

Ceria is one of the best studied materials-platforms for catalysis and solid oxide fuel cells. Consequently scientists have developed well-controlled synthetic protocols using cerium (III) nitrate hexahydrate for preparing ceria nanoparticles including nano cubes[1], nanotubes, and nanorods[2]. The tailorable synthesis facilitates using ceria as a catalyst support, for example leveraging the porosity of the microstructure to impregnate metals[3] and metal alloys[4], or for example synthesizing ceria-based materials like ceria-zirconia.[5]

Pictograms

CorrosionEnvironment

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Wei-Qiang Han et al.
Journal of the American Chemical Society, 127(37), 12814-12815 (2005-09-15)
Well-crystalline CeO(2-x) nanotubes are synthesized via a mild hydrothermal reaction route using cerium nitrate and ammonium hydroxide as reactants. The CeO(2-x) nanotubes have the same structure as the bulk CeO2 but larger lattice parameter. The measurement of the ratio of
Kenji Kaneko et al.
Nano letters, 7(2), 421-425 (2007-02-15)
Colloidal cerium oxide (CeO2) nanocrystals prepared by hydrothermal synthesis were characterized by high-resolution transmission electron microscopy (HRTEM) and three-dimensional electron tomography (3D-ET). HRTEM images of individual CeO2 nanocrystals were then simulated by Blochwave and multislice simulations to determine the atomic
Microwave assisted preparation of cerium dioxide nanocubes
Tao Y, et al
Materials Chemistry and Physics, 112(3), 973-976 (2008)
Fast Synthesis of CeO2 Nanoparticles in a Continuous Microreactor Using Deep Eutectic Reline As Solvent.
Exposito A J, et al.
ACS sustainable chemistry & engineering, 8 (49), 18297-18302 (2020)
Formation mechanism of nanocrystalline ceria in aqueous solutions of cerium(III) nitrate and hexamethylenetetramine
Polezhaeva OS, et al
Inorganic Materials, 44(10, 51-557 (2008)

Articles

Rare earth elements are vital in everyday life worldwide: catalysts in cars, colors in screens, magnets in electronics. Essential for modern living.

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  1. 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/418/501/product-dating-information-06-25-mk.pdf

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  2. 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

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