Samarium oxide, 99.99%

Name: Samarium oxide, 99.99%
Brand: Vaqora Chemicals
SKU: VQ-015519

About Samarium oxide, 99.99%

Vaqora Chemicals supplies Samarium oxide in Puriss grade, a rare earth oxide registered under CAS number 12060-58-1 with a typical assay of 99.99%. The compound has the formula O3Sm2, corresponding to a molecular weight of 348.7 g/mol. The IUPAC name is tris(oxygen(2-)). Bis(samarium(3+)). It is also known as Samaria or Samarium(III) oxide.

The material typically appears as a white to yellow powder. Literature values give a melting point of 2,335 °C and a density of 8.35 g/mL at 25 °C. Its solubility is described as insoluble (water). Keep the material at room temperature in a dry place and protect it from moisture. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for phosphors and glass, catalysts, magnets and ceramics and catalysis. Buyers come mainly from academic and industrial research, electronics and semiconductors and metallurgy and mining.

Vaqora Chemicals supplies Samarium oxide in 5 g, 25 g, 100 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Phosphors & glass
Catalysts
Magnets & ceramics
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Samarium oxide, 99.99%
Catalogue No.	VQ-015519
CAS Number	12060-58-1
IUPAC name	tris(oxygen(2-));bis(samarium(3+))
Molecular formula	O₃Sm₂
Molecular weight	348.7 g/mol
Exact mass	353.8267
Grade	Puriss
Purity / assay	99.99%
HSN code	28469090
InChIKey	FKTOIHSPIPYAPE-UHFFFAOYSA-N
SMILES	[O-2].[O-2].[O-2].[Sm+3].[Sm+3]
PubChem CID	159425

Physical properties
Physical form	Powder
Appearance	White to yellow powder
Melting point	2,335 °C
Density	8.35 g/mL at 25 °C
Solubility	Insoluble (water)
H-bond donors / acceptors	0 / 3
TPSA	3 Å²
Storage	Room temperature
Synonyms	Samaria, Samarium(III) oxide, Samarium sesquioxide, Samarium oxide (Sm2O3), Samarium trioxide, Disamarium trioxide, Samarium(3+) oxide, Sm2O3, Samarium (III) oxide, O3Sm2, Samarium(3+) oxide (2/3)

Safety & hazard information (GHS)

Environmental hazard

Signal word: Warning

Hazard statements

H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P273, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 12060-58-1

Samarium oxide nanopowder, APS 15-30 nm, 99.9%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-017507

Samarium oxide, 99.95%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-015518

Puriss

Samarium oxide, 99.998%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-015520

Puriss

Samarium oxide, 99%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-015517

Puriss

Samarium oxide, approx 10 μm, 99.99%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-015521

AR

Samarium oxide, GR 99.9%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-015522

Samarium oxide, nanopowder, APS 42-55 nm, 99.9%

CAS: 12060-58-1
Formula: O₃Sm₂
MW: 348.7 g/mol

VQ-017508

Frequently asked questions

What is the CAS number of Samarium oxide, 99.99%?

The CAS Registry Number of Samarium oxide, 99.99% is 12060-58-1. It is also known as Samaria, Samarium(III) oxide, Samarium sesquioxide.

What is the molecular formula and molecular weight of Samarium oxide, 99.99%?

Samarium oxide, 99.99% has the molecular formula O3Sm2 and a molecular weight of 348.7 g/mol.

Which grade and pack sizes of Samarium oxide, 99.99% can I order?

We supply Samarium oxide, 99.99% in Puriss (99.99%) grade, in 5 g, 25 g, 100 g, 1 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Samarium oxide, 99.99%?

Yes. Every lot of Samarium oxide, 99.99% 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 Samarium oxide, 99.99% be shipped internationally?

Yes. Samarium oxide, 99.99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should Samarium oxide, 99.99% be stored?

Room temperature. Keep the container tightly closed and refer to the SDS for full handling guidance.