As2O5

ceramic
· As2O5

As₂O₅ is an arsenic pentoxide ceramic compound that exists primarily in research and specialty chemical contexts rather than widespread engineering applications. This material belongs to the arsenic oxide family and is studied for its potential in advanced ceramics, optical systems, and specialized glass formulations, though its toxicity and limited commercial availability restrict its practical adoption compared to conventional ceramic alternatives. The compound's notable properties in glass science and potential for infrared optics position it within niche research areas, particularly in materials where arsenic-based compositions offer advantages in refractive index or thermal stability that cannot be achieved with standard oxide ceramics.

specialized optical glassesinfrared optics researchglass chemistry additivesarsenic oxide compoundslaboratory/research ceramicsadvanced materials development

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Dielectric Constant (Relative Permittivity)(εr)
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)
C/m²
Seebeck Coefficient(S)
µV/K
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PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)2 entries
eV/atom
eV/atom
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.
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.
As2O5 — Properties & Data | MatWorld