Samarium oxide, GR 99.9%

Name: Samarium oxide, GR 99.9%
Brand: Vaqora Chemicals
SKU: VQ-015522

About Samarium oxide, GR 99.9%

Vaqora Chemicals supplies Samarium oxide (AR grade), a rare earth oxide registered under CAS number 12060-58-1 at a purity of 99.9%. The compound has the formula O3Sm2, corresponding to a molecular weight of 348.7 g/mol. Systematically, it is named tris(oxygen(2-)). Bis(samarium(3+)). Common synonyms include Samaria and Samarium(III) oxide.

The material typically appears as a white to off-white to yellowish powder. Key physical data: a density of 8.35 g/mL at 25 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

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

We offer Samarium oxide in 5 g, 10 g, 25 g and 100 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Phosphors & glass
Catalysts
Magnets & ceramics
Optics & photonics

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Samarium oxide, GR 99.9%
Catalogue No.	VQ-015522
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	AR
Purity / assay	99.9%
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 off-white to yellowish powder
Density	8.35 g/mL at 25 °C
H-bond donors / acceptors	0 / 3
TPSA	3 Å²
Synonyms	Samaria, Samarium(III) oxide, Samarium oxide (Sm2O3), Samarium sesquioxide, 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, 99.99%

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

VQ-015519

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

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, GR 99.9%?

The CAS Registry Number of Samarium oxide, GR 99.9% is 12060-58-1. It is also known as Samaria, Samarium(III) oxide, Samarium oxide (Sm2O3).

What is the molecular formula and molecular weight of Samarium oxide, GR 99.9%?

Samarium oxide, GR 99.9% has the molecular formula O3Sm2 and a molecular weight of 348.7 g/mol.

Which grade and pack sizes of Samarium oxide, GR 99.9% can I order?

We supply Samarium oxide, GR 99.9% in AR (99.9%) grade, in 5 g, 10 g, 25 g, 100 g, 500 g, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Samarium oxide, GR 99.9%?

Yes. Every lot of Samarium oxide, GR 99.9% 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, GR 99.9% be shipped internationally?

Yes. Samarium oxide, GR 99.9% 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.