K2Fe4O7

ceramic

· JVASP-111633· K2Fe4O7

K2Fe4O7 is an iron oxide ceramic compound containing potassium and iron in a mixed-valence structure, belonging to the family of complex metal oxides. While not commonly encountered in mainstream engineering practice, this material is primarily of research interest in solid-state chemistry and materials science, where it is studied for its potential electrochemical properties, thermal stability, and catalytic applications. The compound represents an experimental system relevant to battery research, heterogeneous catalysis, and high-temperature ceramic applications where mixed-valence iron oxides show promise as active or structural components.

experimental catalyst materialsenergy storage researchsolid-state chemistryhigh-temperature ceramicselectrochemical applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.735	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	3.201	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.07170	eV/atom	—
Formation Energy(ΔHf)	-1.429	eV/atom	—

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

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.

K2Fe4O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental