Holmium oxide, 99.999%

Name: Holmium oxide, 99.999%
Brand: Vaqora Chemicals
SKU: VQ-015491

About Holmium oxide, 99.999%

Holmium oxide (CAS 12055-62-8) is a rare earth oxide offered by Vaqora Chemicals in Puriss grade, specified at 99.995% purity. Formula Ho2O3, molecular weight 377.86 g/mol. Alternative names: Holmium(III) Oxide and Holmia.

In its supplied form it is a yellow to pale yellow powder. Literature values give a melting point of 2330 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Good laboratory practice and suitable PPE are recommended during handling.

It is commonly used for phosphors and glass, catalysts and magnets and ceramics. Typical end-use sectors are academic and industrial research, electronics and semiconductors and metallurgy and mining.

We offer Holmium oxide in 1 g, 10 g, 100 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Phosphors & glass
Catalysts
Magnets & ceramics

Industries

Specifications & identifiers

Chemical identifiers
Product name	Holmium oxide, 99.999%
Catalogue No.	VQ-015491
CAS Number	12055-62-8
Molecular formula	Ho₂O₃
Molecular weight	377.86 g/mol
Grade	Puriss
Purity / assay	99.995%
HSN code	28469090

Physical properties
Physical form	Powder
Appearance	Yellow to pale yellow powder
Melting point	2330 °C

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 12055-62-8

Puriss

Holmium oxide, 99.9%

CAS: 12055-62-8
Formula: Ho₂O₃
MW: 377.86 g/mol

VQ-015489

Puriss

Holmium oxide, 99.995%

CAS: 12055-62-8
Formula: Ho₂O₃
MW: 377.86 g/mol

VQ-015490

Holmium oxide, 99%

CAS: 12055-62-8
Formula: Ho₂O₃
MW: 377.86 g/mol

VQ-015488

AR

Holmium oxide, GR 99.99%

CAS: 12055-62-8
Formula: Ho₂O₃
MW: 377.86 g/mol

VQ-015492

Frequently asked questions

What is the CAS number of Holmium oxide, 99.999%?

The CAS Registry Number of Holmium oxide, 99.999% is 12055-62-8. It is also known as Holmium(III) Oxide, Holmia.

What is the molecular formula and molecular weight of Holmium oxide, 99.999%?

Holmium oxide, 99.999% has the molecular formula Ho2O3 and a molecular weight of 377.86 g/mol.

Which grade and pack sizes of Holmium oxide, 99.999% can I order?

We supply Holmium oxide, 99.999% in Puriss (99.995%) grade, in 1 g, 10 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Holmium oxide, 99.999%?

Yes. Every lot of Holmium oxide, 99.999% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Holmium oxide, 99.999% be shipped internationally?

Yes. We export Holmium oxide, 99.999% worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.