NIST423

Molybdenum oxide concentrate

NIST^® SRM^® 423

• Synonym(s): Molybdenum(VI) oxide, Molybdenum trioxide
• Linear Formula: MoO₃
• CAS Number: 1313-27-5
• Molecular Weight: 143.94
• NACRES: NA.24
• PubChem Substance ID: 329818754
• UNSPSC Code: 41116107
• MDL number: MFCD00003469

Properties

• grade: certified reference material
• Quality Segment: 100
• packaging: pkg of 1 pouch x 60 g
• manufacturer/tradename: NIST^®
• technique(s): XRF: suitable
• mp: 795 °C (lit.)
• format: matrix material
• SMILES string: O=[Mo](=O)=O
• InChI: 1S/Mo.3O
• InChI key: JKQOBWVOAYFWKG-UHFFFAOYSA-N

Description

General description

This Standard Reference Material (SRM) is a molybdenum oxide (MoO3) concentrate from a commercial mining and refining process. SRM 423 is intended for use in the evaluation of chemical and instrumental methods of analysis. A unit of SRM 423 consists of one pouch containing approximately 60 g of powder. For more information, please refer to the COA and SDS.

SRM 423_cert

SRM 423_SDS

Application

Precursor to LAMOX fast ion conductors and superconductors.

Used in the solid state synthesis of a remarkable ternary, reduced molybdenum oxide, Pr₄Mo₉O₁₈, whose structure contains previously unknown Mo₇, Mo₁₃ and Mo₁₉ clusters. The new cluster product is a small band gap semiconductor.

Other Notes

Certified for the analytes listed below.
Copper (Cu), Molybdenum (Mo)

Reference/Informational value is provided for the following analytes.
Iron (Fe), Lead (Pb), Acid-Insoluble Residue, Silver (Ag), Bismuth (Bi), Carbon (C), Calcium (Ca), Chromium (Cr), Magnesium (Mg), Manganese (Mn), Sodium (Na), Rhenium (Re), Sulfur (S), Antimony (Sb), Vanadium (V), Zinc (Zn)

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Safety Information

• pictograms: GHS08,GHS07
• signalword: Warning
• hcodes: H319,H335,H351
• Hazard Classifications: Carc. 2 - Eye Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 13 - Non Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• pcodes: P202 - P261 - P264 - P271 - P305 + P351 + P338 - P308 + P313