Molybdenum trioxide, 99%

Name: Molybdenum trioxide, 99%
Brand: Vaqora Chemicals
SKU: VQ-014958

About Molybdenum trioxide, 99%

Vaqora Chemicals supplies Molybdenum trioxide (Extra Pure grade), a refractory / heavy metal compound registered under CAS number 1313-27-5, specified at 99% purity. With the molecular formula MoO3, it has a molar mass of 143.95 g/mol. The IUPAC name is trioxomolybdenum. Alternative names: Molybdenum(VI) oxide and Molybdic anhydride.

In its supplied form it is a pale to light green to grey powder. Literature values give a melting point of 795 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include metallurgy and plating and corrosion inhibition. Our customers for this product work in academic and industrial research.

Available in 100 g, 500 g, 5 kg and 25 kg packs, Molybdenum trioxide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Metallurgy & plating
Corrosion inhibition

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Molybdenum trioxide, 99%
Catalogue No.	VQ-014958
CAS Number	1313-27-5
IUPAC name	trioxomolybdenum
Molecular formula	MoO₃
Molecular weight	143.95 g/mol
Exact mass	145.8901
Grade	Extra Pure
Purity / assay	99%
HSN code	28257010
InChIKey	JKQOBWVOAYFWKG-UHFFFAOYSA-N
SMILES	O=[Mo](=O)=O
PubChem CID	14802

Physical properties
Physical form	Powder
Appearance	Pale to light green to grey powder
Melting point	795 °C
H-bond donors / acceptors	0 / 3
TPSA	51.2 Å²
UN number	UN 3288
Synonyms	Molybdenum(VI) oxide, Molybdic anhydride, Molybdenum oxide (MoO3), MoO3, Molybdic trioxide, Molybdic acid anhydride, Molybdic oxide, Molybdenum peroxide, Molybdenumperoxide, Natural molybdite, Molybdenum anhydride, Mo 1202T

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H319Causes serious eye irritation
H335May cause respiratory irritation
H351Suspected of causing cancer

Precautionary statements: P203, P261, P264 + P265, P271, P280, P304 + P340, P305 + P351 + P338, P318, P319, P337 + P317, 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 1313-27-5

Molybdenum oxide nanopowder, APS 100 nm, 99.5%

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-017497

Puriss

Molybdenum trioxide, 99.5%

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014959

Molybdenum trioxide, 99.95%

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014960

Puriss

Molybdenum trioxide, 99.99%

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014961

Puriss

Molybdenum trioxide, 99.998%

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014962

Puriss

Molybdenum trioxide, 99.9995%

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014963

Molecular Biology

Molybdenum trioxide, for molecular biology, 99%+

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014964

AR

Molybdenum trioxide, GR 99%+

CAS: 1313-27-5
Formula: MoO₃
MW: 143.95 g/mol

VQ-014965

Frequently asked questions

What is the CAS number of Molybdenum trioxide, 99%?

The CAS Registry Number of Molybdenum trioxide, 99% is 1313-27-5. It is also known as Molybdenum(VI) oxide, Molybdic anhydride, Molybdenum oxide (MoO3).

What is the molecular formula and molecular weight of Molybdenum trioxide, 99%?

Molybdenum trioxide, 99% has the molecular formula MoO3 and a molecular weight of 143.95 g/mol. Its IUPAC name is trioxomolybdenum.

Which grade and pack sizes of Molybdenum trioxide, 99% can I order?

We supply Molybdenum trioxide, 99% in Extra Pure (99%) grade, in 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Molybdenum trioxide, 99%?

Yes. Every lot of Molybdenum trioxide, 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 Molybdenum trioxide, 99% be shipped internationally?

Yes. Molybdenum trioxide, 99% is classified as hazardous (UN 3288), 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.