Lanthanum(III) oxide, 99.999%

Name: Lanthanum(III) oxide, 99.999%
Brand: Vaqora Chemicals
SKU: VQ-015501

About Lanthanum(III) oxide, 99.999%

Vaqora Chemicals supplies Lanthanum(III) oxide in Puriss grade, a rare earth oxide registered under CAS number 1312-81-8, specified at 99.999% purity. Formula La2O3, molecular weight 325.81 g/mol. Its systematic (IUPAC) name is bis(lanthanum(3+)). Tris(oxygen(2-)). It is also known as Lanthana or Lanthanum oxide.

In its supplied form it is a white powder. Literature values give a melting point of 2307 °C and a density of 6.51 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 catalysis. Our customers for this product work in academic and industrial research, electronics and semiconductors and metallurgy and mining.

We offer Lanthanum(III) oxide in 50 g, 250 g, 500 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Phosphors & glass
Catalysts
Magnets & ceramics
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Lanthanum(III) oxide, 99.999%
Catalogue No.	VQ-015501
CAS Number	1312-81-8
IUPAC name	bis(lanthanum(3+));tris(oxygen(2-))
Molecular formula	La₂O₃
Molecular weight	325.81 g/mol
Exact mass	325.7975
Grade	Puriss
Purity / assay	99.999%
HSN code	28469090
InChIKey	MRELNEQAGSRDBK-UHFFFAOYSA-N
SMILES	[O-2].[O-2].[O-2].[La+3].[La+3]
PubChem CID	150906

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	2307 °C
Density	6.51 g/mL at 25 °C
H-bond donors / acceptors	0 / 3
TPSA	3 Å²
Synonyms	Lanthana, Lanthanum oxide, Lanthanum sesquioxide, Lanthanum oxide (La2O3), Dilanthanum trioxide, Dilanthanum oxide, Lanthanum(3+) oxide, Lanthanum trioxide, Lanthania (La2O3), La(2)O(3), Lanthanum(III)Oxide, La2O3

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 1312-81-8

Lanthanum oxide nanopowder, APS 15-30 nm, 99.99%

CAS: 1312-81-8
Formula: La₂O₃
MW: 325.81 g/mol

VQ-017487

AR

Lanthanum oxide, 99.9%

CAS: 1312-81-8
Formula: La₂O₃
MW: 325.81 g/mol

VQ-015499

Puriss

Lanthanum oxide, 99.99%

CAS: 1312-81-8
Formula: La₂O₃
MW: 325.81 g/mol

VQ-015500

Lanthanum oxide, 99%

CAS: 1312-81-8
Formula: La₂O₃
MW: 325.81 g/mol

VQ-015498

Frequently asked questions

What is the CAS number of Lanthanum(III) oxide, 99.999%?

The CAS Registry Number of Lanthanum(III) oxide, 99.999% is 1312-81-8. It is also known as Lanthana, Lanthanum oxide, Lanthanum sesquioxide.

What is the molecular formula and molecular weight of Lanthanum(III) oxide, 99.999%?

Lanthanum(III) oxide, 99.999% has the molecular formula La2O3 and a molecular weight of 325.81 g/mol.

Which grade and pack sizes of Lanthanum(III) oxide, 99.999% can I order?

We supply Lanthanum(III) oxide, 99.999% in Puriss (99.999%) grade, in 50 g, 250 g, 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Lanthanum(III) oxide, 99.999%?

Yes. Every lot of Lanthanum(III) 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 Lanthanum(III) oxide, 99.999% be shipped internationally?

Yes. Lanthanum(III) oxide, 99.999% 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.