Cu4As2O9

ceramic

· Cu4As2O9

Cu4As2O9 is a copper arsenate ceramic compound belonging to the family of mixed-valence metal oxide ceramics. This material is primarily of research and specialized industrial interest, used in contexts where copper and arsenic oxides provide specific electrical, optical, or catalytic properties that cannot be easily substituted by more common ceramics. Applications are limited and often experimental, including potential use in electronic ceramics, pigments, or catalytic systems where the unique copper–arsenic oxide chemistry offers advantages over conventional alternatives.

research ceramicselectronic materialscatalytic applicationspigment chemistryspecialty oxidesmaterials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—

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.

Cu4As2O9

Electrical Properties

Regulatory Screening

Environmental