What is a Certified Reference Material?
Certified reference materials are ‘controls’ or standards used to check the quality and metrological traceability of products, to validate analytical measurement methods, or for the calibration of instruments. A certified reference material is a particular form of measurement standard.
Certified Reference Materials Suppliers In South Africa
Since its inception in 1988, Industrial Analytical (Pty) Ltd. has grown to become the single largest supplier of Certified Reference Materials, not only in the Republic of South Africa but also in the African continent as a whole.
What is required for certified reference material?
General steps required in the production of a certified reference material typically include:
- Collection or synthesis of material.
- Sample preparation (including homogenization, stabilization, bottling etc.)
- Homogeneity testing.
- Stability assessment.
- Value assignment (“characterization” in ISO REMCO terms).
What is a certified reference material for metals?
Certified Reference Materials (CRM), also called Standards, are blocks of metal that come with certificates indicating the concentration of their various constituent elements along with their uncertainty levels. CRMs are not just a nice-to-have, though.