Chromium (III) Oxide, Cr₂O₃, 99.99% 4N High Purity Powder

Product Number: PO3101 (50 g), PO3102 (100 g), PO3103 (1 kg)
Formula: Cr₂O₃
CAS Number: 1308-38-9
Molecular Weight: 151.99 g/mol
Density: 5.22 g/cm³ at 25°C
Melting Point: 2435°C
Color: pale light to dark green powder
Solubility: Insoluble in water.
Purity: 99.99% 4N (trace metal basis)

Cr₂O₃ (Chromium (III) Oxide or Chromia) high purity (99.99%) powder is used in ceramics, glass, wide band gap semiconductors, and optoelectronics. It is also commonly used as a marker in various digestion assays conducted on animals.

Notes: More detailed product information including SDS, certificate of analysis (COA), lead time and volume pricing are available upon request.

Product Specifications:

Cr2O3	>99.99%
Fe	< 0.002%
SO4^-	< 0.002%
Cl^-	< 0.0002%
CrO3	< 0.0004%
insoluble residue	< 0.005%

References

Structural and optical characterization of Cr₂O₃ nanostructures: Evaluation of its dielectric properties. M.M. Abdullah, F.M. Rajab, and S.M. Al-Abbas. AIP Advances Vol. 4(2), Article# 027121, 2014.

Stress Concentration in the Bulk Cr₂O₃: Effects of Temperature and Point Defects. M.M. Islam, T. Couvant, P. Marcus, and B. Diawara. Journal of Chemistry Vol. 2017, Article # 7039436, 2017.