Niobium diselenide, ≥99.9%

Name: Niobium diselenide, ≥99.9%
Brand: Vaqora Chemicals
SKU: VQ-018381

About Niobium diselenide, ≥99.9%

Vaqora Chemicals supplies Niobium diselenide, an electronic material registered under CAS number 12034-77-4, specified at 99.9% purity. With the molecular formula NbSe2, it has a molar mass of 250.85 g/mol. Systematically, it is named bis(selanylidene)niobium. Common synonyms include Niobium selenide (NbSe2) and Niobium selenide.

It is supplied as a solid. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include semiconductor research, electronic devices, thin films and fuels and lubricants. It is used across academic and industrial research and electronics and semiconductors.

Available in 10 g and 50 g packs, Niobium diselenide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Semiconductor research
Electronic devices
Thin films
Fuels & lubricants

Industries

Specifications & identifiers

Chemical identifiers
Product name	Niobium diselenide, ≥99.9%
Catalogue No.	VQ-018381
CAS Number	12034-77-4
IUPAC name	bis(selanylidene)niobium
Molecular formula	NbSe₂
Molecular weight	250.85 g/mol
Exact mass	252.7394
Purity / assay	99.9%
HSN code	29420090
InChIKey	CXRFFSKFQFGBOT-UHFFFAOYSA-N
SMILES	[Se]=[Nb]=[Se]
PubChem CID	82841

Physical properties
Physical form	Solid
Appearance	Solid
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	Niobium selenide (NbSe2), Niobium selenide, Columbium selenide, Niobium(IV) selenide, Niobiumselenide, diselanylideneniobium, Niobium Selenide Powder, Niobium diselenide, Crystal, 99.995%, Niobium diselenide, >=99.9% trace metals basis

Safety & hazard information (GHS)

Toxic

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H301+H331Toxic if swallowed or if inhaled
H301Toxic if swallowed
H331Toxic if inhaled
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P270, P271, P273, P301 + P316, P304 + P340, P316, P319, P321, P330, P391, 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

Frequently asked questions

What is the CAS number of Niobium diselenide, ≥99.9%?

The CAS Registry Number of Niobium diselenide, ≥99.9% is 12034-77-4. It is also known as Niobium selenide (NbSe2), Niobium selenide, Columbium selenide.

What is the molecular formula and molecular weight of Niobium diselenide, ≥99.9%?

Niobium diselenide, ≥99.9% has the molecular formula NbSe2 and a molecular weight of 250.85 g/mol. Its IUPAC name is bis(selanylidene)niobium.

Which grade and pack sizes of Niobium diselenide, ≥99.9% can I order?

We supply Niobium diselenide, ≥99.9% in (99.9%) grade, in 10 g, 50 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Niobium diselenide, ≥99.9%?

Yes. Every lot of Niobium diselenide, ≥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 Niobium diselenide, ≥99.9% be shipped internationally?

Yes. Niobium diselenide, ≥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.