NaCO2 — Properties & Data | MatWorld

NaCO2

ceramic

· JVASP-91764· NaCO2

Sodium carbonate (Na₂CO₃), classified here as a ceramic, is an inorganic salt compound commonly known as washing soda or soda ash. While primarily utilized as a chemical reagent and industrial processing agent, it serves specialized roles in glass manufacturing, ceramic glazes, and as a flux material in metallurgical applications. Engineers select sodium carbonate for its role as a thermal modifier and densifying agent in silicate-based systems, where it lowers melting temperatures and adjusts material properties in fired ceramics and glass compositions.

glass manufacturingceramic glazes and fritsmetallurgical fluxchemical processingthermal modifier in silicates

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	30.67	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3500	-	DFT · OptB88vdW
Shear Modulus(G)	11.84	GPa	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	2.042	kg/m³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.330	eV	DFT · OptB88vdW
↳	4.788	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.673	-	DFT · OptB88vdW
↳	2.160	-	DFT · TBmBJ
Magnetic Moment(μB)	1.966	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000681	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000399	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-315.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	493.3	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.4105	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.228	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

NaCO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental