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645613

Sigma-Aldrich

Sodium oxide

80%

Synonym(s):

Disodium monoxide, Disodium oxide

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About This Item

Linear Formula:
Na2O
CAS Number:
1313-59-3
Molecular Weight:
61.98
MDL number:
MFCD00046201
UNSPSC Code:
12161600
PubChem Substance ID:
24883391
NACRES:
NA.22

Assay

80%

form

solid

reaction suitability

core: sodium
reagent type: catalyst

impurities

~20% Na2O2

density

2.27 g/mL at 25 °C (lit.)

SMILES string

[O--].[Na+].[Na+]

InChI

1S/2Na.O/q2*+1;-2

InChI key

KKCBUQHMOMHUOY-UHFFFAOYSA-N

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General description

Sodium oxide is a strong alkaline oxide, commonly used as an active flux in ceramic glazes.

Application

Sodium oxide has been used as a coating precursor on organic polymer films during the plasma modification to analyze its antimicrobial properties.
Sodium oxide has been used as a coating precursor on organic polymer films during the plasma modification to analyze its antimicrobial properties.

Pictograms

Flame over circleCorrosion
GHS03,GHS05

Signal Word

Danger

Hazard Statements

H271,H314

Hazard Classifications

Eye Dam. 1 - Ox. Sol. 1 - Skin Corr. 1A

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 1

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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Physical chemistry chemical physics : PCCP, 9(20), 2577-2582 (2007-05-18)
The sodium cation is well known as an efficient poison of gamma-alumina surface acidity. This poisoning effect has been revealed both by characterization methods and catalytic tests. In this work, we propose an accurate model of sodium exchanged gamma-alumina surfaces.
Gerard Klaver et al.
Environmental pollution (Barking, Essex : 1987), 148(3), 718-728 (2007-04-03)
Large hydropower dams have major impacts on flow regime, sediment transport and the characteristics of water and sediment in downstream rivers. The Gabcikovo and Iron Gate dams divide the studied Danube transect (rkm 1895-795) into three parts. In the Gabcikovo
Gianluca Malavasi et al.
The journal of physical chemistry. A, 111(34), 8401-8408 (2007-08-07)
The crystallization kinetics of Na(2)O.CaO.2SiO(2) (x = 0) and 0.68ZnO.Na(2)O.CaO.2SiO(2) (x = 0.68, where x is the ZnO stoichiometric coefficient in the glass formula) bioactive glasses have been studied using both nonisothermal and isothermal methods. The results obtained from isothermal
Qi-Zhi Chen et al.
Acta biomaterialia, 6(10), 4143-4153 (2010-05-08)
The sol-gel process of producing SiO(2)-CaO bioactive glasses is well established, but problems remain with the poor mechanical properties of the amorphous form and the bioinertness of its crystalline counterpart. These properties may be improved by incorporating Na(2)O into bioactive
Chang-jun Liu et al.
Journal of environmental sciences (China), 19(10), 1166-1170 (2007-12-08)
Red mud is the waste of alumina industry and has high TiO2 and Fe2O3 content which are active components for the adsorption of anion pollutants. In this study, the uptake of phosphate by red mud activated by heat treatment and
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