Nuclear reference material 237NpO2 B
Nuclear reference material 237NpO2 B (CAS: 58670-16-9), a neptunium(IV) oxide (NpO2) compound, is a critical certified reference material. With a molecular weight of 269.00 g/mol, this material serves vital roles in nuclear research, reactor dosimetry, and analytical chemistry applications. It is essential for calibration and validation in sophisticated scientific environments.
- IUPAC
- Neptunium(IV) oxide nuclear reference material,Neptunium(IV) oxide
- Synonyms
- Neptunium(IV) oxide

Nuclear Research and Analysis
This neptunium(IV) oxide serves as a certified reference material for radiometric measurements and actinide research. Its defined isotopic composition is crucial for accurate calibration of detection systems used in nuclear facilities.
Reactor Dosimetry
As a reference material, 237NpO2 B is utilised in the calibration of neutron flux monitors and spectrum unfolding calculations within nuclear reactors. This ensures accurate assessment of radiation environments and fuel burn-up.
Analytical Chemistry Standards
It functions as a primary standard in analytical laboratories for the quantification of neptunium isotopes and other actinides. This is vital for environmental monitoring and nuclear fuel cycle studies.
Materials Science
The compound's defined properties make it useful in materials science research, particularly for studies involving actinide behaviour and the development of advanced nuclear materials.
| Molecular weight | 269.00 |
|---|---|
| Empirical formula | NpO2 |
| Grade | IRMM® certified Reference Material |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Nuclear reference material 237NpO2 B used for?
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Nuclear reference material 237NpO2 B is used as a certified reference material in nuclear research, reactor dosimetry, analytical chemistry, and materials science for calibration and validation purposes.
What are the CAS number and chemical formula for this compound?
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The CAS number is 58670-16-9, and the chemical formula is NpO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this material as an IRMM® certified Reference Material. TSS does not represent it as USP, BP, EP, or other pharmacopoeial grades unless explicitly stated.
How should Nuclear reference material 237NpO2 B be handled safely?
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Handling requires strict adherence to safety protocols for radioactive materials. Consult the Safety Data Sheet (SDS) for detailed information on hazards, personal protective equipment, and disposal procedures.
Is this material available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including this nuclear reference material, adhering to all relevant international shipping regulations.
How can I request a quote or sample?
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Please contact our sales team via the website or email to request a formal quotation or to inquire about sample availability for Nuclear reference material 237NpO2 B.
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