Na2Cr2O7 — Properties & Data | MatWorld

Na2Cr2O7

ceramic

· JVASP-97570· Na2Cr2O7

Sodium dichromate (Na₂Cr₂O₇) is an inorganic ceramic compound and strong oxidizing agent commonly encountered in industrial chemistry rather than as a structural material. It is primarily used in chemical processing, metal treatment, and laboratory applications where its oxidizing properties are exploited for corrosion inhibition, surface preparation, and analytical work. While not typically selected for load-bearing or thermal applications, engineers may specify it in corrosion-control formulations, plating baths, and chemical synthesis workflows where its reactivity provides functional value.

corrosion inhibitorsmetal surface treatmentelectroplating chemistrylaboratory oxidizing agentchemical processingrust prevention coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.796	kg/m³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.341	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.017	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.

Na2Cr2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental