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Rare Earth Oxides

Erbium oxide, 99.9%

Available on request

Order Erbium oxide, 99.9% (CAS 12061-16-4) online at Zemixal. Request a quote with price, lead time and documents. Part of our Rare Earth Oxides range.

Pack sizes
Erbium oxide, 99.9% product illustration
CAS number12061-16-4
FormulaEr2O3
Molar mass382.52 g/mol
Physical formPowder
HS code28469090
Purity99.9%

About Erbium oxide, 99.9%

Erbium oxide, 99.9% sits in our rare Earth Oxides section and ships worldwide from stock or short lead time. Key data (99.9%): CAS 12061-16-4, formula Er2O3 and molar mass 382.52 g/mol. Expect pink powder.

Use cases we see most often

  • Phosphors & glass
  • Catalysts
  • Magnets & ceramics

Safe handling

Solubility: insoluble in water. It carries the GHS signal word Warning (H319), so wear gloves and eye protection and work with good ventilation.

Available as 25 g, 100 g, 500 g and 5 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Specifications and identifiers

Specifications of Erbium oxide, 99.9%
Product nameErbium oxide, 99.9%
Catalogue numberZX-014532
CAS number12061-16-4
Molecular formulaEr2O3
Molar mass382.52 g/mol
Purity / assay99.9%
Physical formPowder
AppearancePink powder
SolubilityInsoluble in water
HS code28469090
SynonymsErbia

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H319Causes serious eye irritation

Precautionary statements P305 + P351 + P338

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Erbium oxide, 99.9%
25 gQuoted on request
100 gQuoted on request
500 gQuoted on request
5 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Erbium oxide, 99.9%

Which CAS number identifies Erbium oxide, 99.9%?
Erbium oxide, 99.9% is registered under CAS 12061-16-4. You may also see it listed as Erbia. Our catalogue number for this item is ZX-014532.
What are the formula and molar mass of Erbium oxide, 99.9%?
For Erbium oxide, 99.9%, its formula is Er2O3 and its molar mass is 382.52 g/mol.
What grade and pack sizes are available for Erbium oxide, 99.9%?
This listing is 99.9% purity. Standard packs are 25 g, 100 g, 500 g, 5 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Erbium oxide, 99.9%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Erbium oxide, 99.9% to my country?
Yes. Because Erbium oxide, 99.9% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 12061-16-4

All 6 grades

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