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238058

Sigma-Aldrich

Ruthenium(IV) oxide

99.9% trace metals basis

Synonym(s):

Ruthenium dioxide

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About This Item

Linear Formula:
RuO2
CAS Number:
12036-10-1
Molecular Weight:
133.07
EC Number:
234-840-6
MDL number:
MFCD00011210
UNSPSC Code:
12352303
PubChem Substance ID:
24854286
NACRES:
NA.23

Assay

99.9% trace metals basis

form

powder and chunks

reaction suitability

reagent type: catalyst
core: ruthenium

density

6.97 g/mL at 25 °C (lit.)

SMILES string

O=[Ru]=O

InChI

1S/2O.Ru

InChI key

WOCIAKWEIIZHES-UHFFFAOYSA-N

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General description

Ruthenium oxide is an inorganic compound widelyused as electrode material due to its high thermodynamic and chemicalstability. It is also used in supercapacitor applications because of its widepotential window for reversible redox reactions and a long-life cycle.

Application

Ruthenium(IV)oxide can be used:

  • As a catalyst for hydrogen evolution reaction.
  • In the preparation of thin-film supercapacitors.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Precautionary Statements

P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Meixuan Li et al.
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Developing high-performance, low-cost, and robust bifunctional electrocatalysts for overall water splitting is extremely indispensable and challenging. It is a promising strategy to couple highly active precious metals with transition metals as efficient electrocatalysts, which can not only effectively reduce the
B Sachin Kumar et al.
Dalton transactions (Cambridge, England : 2003), 48(33), 12684-12698 (2019-08-07)
Producing pure H2 and O2 to sustain the renewable energy sources with minimal environmental damage is a key objective of photo/electrochemical water-splitting research. Metallic Ni-based electrocatalysts are expensive and eco-hazardous. This has rendered the replacement or reduction of Ni content
O Delmer et al.
Physical chemistry chemical physics : PCCP, 11(30), 6424-6429 (2009-10-08)
The chemical potential of a component of a binary metastable compound is considered in the single-phase and in the compositionally non-variant two-phase regime. A detailed thermodynamic analysis reveals striking differences for identical nominal compositions. Without the loss of generality the
Hui Wang et al.
Journal of hazardous materials, 154(1-3), 44-50 (2007-11-13)
By using a self-made carbon/polytetrafluoroethylene (C/PTFE) O2-fed as the cathode and Ti/IrO2/RuO2 as the anode, the degradation of three organic compounds (phenol, 4-chlorophenol, and 2,4-dichlorophenol) was investigated in the diaphragm (with terylene as diaphragm material) electrolysis device by electrochemical oxidation
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