FeAsO2S

ceramic

· FeAsO2S

FeAsO₂S is an iron-arsenic-oxygen-sulfur ceramic compound that combines iron oxides with arsenic and sulfide phases. This is a research-stage material primarily studied for its potential in semiconductor, photocatalytic, and electrochemical applications due to the mixed-valence iron sites and heteroatomic composition. Industrial adoption remains limited; the material is of interest mainly in academic settings and specialized catalyst development where arsenic-containing phases may provide advantages in redox chemistry or light absorption.

research photocatalystsexperimental semiconductorselectrochemical cellsarsenic speciation studiesmixed-valence iron ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	3.710	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.060	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.

FeAsO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental