IMS-135a
High Purity Alumina QXRD, 100g jar
IMS-135a is a high-purity alpha-alumina powder certified reference material (CRM), manufactured in accordance with ISO 33405:2024. This CRM was certified for crystalline content using a transfer method from NIST SRM676a, and can be used for external calibration or internal spike for Quantitative X-ray diffraction (QXRD) analysis by Rietveld refinement.
Key Features
- Certified alpha-alumina content: 99.02% ± 0.45% (1 SD)
- Metrological traceability to NIST SRM676a
- Particle size: Fine-milled to D90: 8.9µm.
- Supplied format: 100g PET jars with tamper-evident seals.
- Stability: Valid for 10 years when stored sealed in cool, dry conditions.
Key Certified Values
|
Analyte |
unit |
Certified Value (y) |
Standard Deviation (s) |
|
Alpha- Alumina |
% w/w |
99.02 |
0.45 |
Intended Use
- QXRD calibration: External or Internal standard for phase quantification.
- Method validation: Verification of XRD instrument performance and analytical protocols.
- Traceability: Linked to NIST SRM676a for metrological confidence.
Quantitative X-ray Diffraction (QXRD)
SKU: 10135a
